ABCDEFGHIJKLMNOPQRSTUVWXYZ
d0 (1)
 Data2: Tungsten
 
d1 (22)
 Atomic data: Actinium
 Atomic data: Cerium
 Atomic data: Gadolinium
 Atomic data: Hafnium
 Atomic data: Lanthanum
 Atomic data: Lutetium
 Atomic data: Protactinium
 Atomic data: Scandium
 Atomic data: Uranium
 Atomic data: Yttrium
 Data1: Helium
 Data2: Actinium
 Data2: Cerium
 Data2: Curium
 Data2: Gadolinium
 Data2: Lanthanum
 Data2: Lutetium
 Data2: Neptunium
 Data2: Protactinium
 Data2: Scandium
 Data2: Uranium
 Data2: Yttrium
 
d10 (62)
 Atomic data: Antimony
 Atomic data: Arsenic
 Atomic data: Astatine
 Atomic data: Bismuth
 Atomic data: Bromine
 Atomic data: Cadmium
 Atomic data: Caesium
 Atomic data: Copper
 Atomic data: Francium
 Atomic data: Gallium
 Atomic data: Germanium
 Atomic data: Gold
 Atomic data: Indium
 Atomic data: Iodine
 Atomic data: Krypton
 Atomic data: Lead
 Atomic data: Mercury
 Atomic data: Palladium
 Atomic data: Polonium
 Atomic data: Radon
 Atomic data: Rubidium
 Atomic data: Selenium
 Atomic data: Silver
 Atomic data: Tellurium
 Atomic data: Thallium
 Atomic data: Tin
 Atomic data: Xenon
 Atomic data: Zinc
 Data2: Antimony
 Data2: Arsenic
 Data2: Astatine
 Data2: Bismuth
 Data2: Bromine
 Data2: Cadmium
 Data2: Copper
 Data2: Gallium
 Data2: Germanium
 Data2: Gold
 Data2: Indium
 Data2: Iodine
 Data2: Krypton
 Data2: Lead
 Data2: Mercury
 Data2: Palladium
 Data2: Polonium
 Data2: Radon
 Data2: Roentgenium
 Data2: Selenium
 Data2: Silver
 Data2: Tellurium
 Data2: Thallium
 Data2: Tin
 Data2: Ununbium
 Data2: Ununhexium
 Data2: Ununoctium
 Data2: Ununpentium
 Data2: Ununquadium
 Data2: Ununseptium
 Data2: Ununtrium
 Data2: Xenon
 Data2: Zinc
 Document: Understanding Electron Configuration Tables
 
d2 (12)
 Atomic data: Cerium
 Atomic data: Hafnium
 Atomic data: Lanthanum
 Atomic data: Thorium
 Atomic data: Titanium
 Atomic data: Zirconium
 Data1: Helium
 Data2: Hafnium
 Data2: Rutherfordium
 Data2: Thorium
 Data2: Titanium
 Data2: Zirconium
 
d2o (3)
 Glossary: Heavy water (D2O)
 On This Day... 29 April
 On This Day... 29 December
 
d3 (12)
 Atomic data: Tantalum
 Atomic data: Vanadium
 Data1: Helium
 Data2: Actinium
 Data2: Dubnium
 Data2: Lanthanum
 Data2: Lutetium
 Data2: Platinum
 Data2: Scandium
 Data2: Tantalum
 Data2: Vanadium
 Data2: Yttrium
 
d4 (8)
 Atomic data: Niobium
 Atomic data: Tungsten
 Atomic data: Vanadium
 Data2: Iron
 Data2: Niobium
 Data2: Osmium
 Data2: Seaborgium
 Data2: Tungsten
 
d5 (11)
 Atomic data: Chromium
 Atomic data: Manganese
 Atomic data: Molybdenum
 Atomic data: Rhenium
 Atomic data: Technetium
 Data2: Bohrium
 Data2: Chromium
 Data2: Manganese
 Data2: Molybdenum
 Data2: Rhenium
 Data2: Technetium
 
d6 (5)
 Atomic data: Iron
 Atomic data: Osmium
 Data2: Hassium
 Data2: Iron
 Data2: Osmium
 
d7 (7)
 Atomic data: Cobalt
 Atomic data: Iridium
 Atomic data: Ruthenium
 Data2: Cobalt
 Data2: Iridium
 Data2: Meitnerium
 Data2: Ruthenium
 
d8 (7)
 Atomic data: Cobalt
 Atomic data: Gold
 Atomic data: Nickel
 Atomic data: Rhodium
 Atomic data: Silver
 Data2: Nickel
 Data2: Rhodium
 
d9 (5)
 Atomic data: Nickel
 Atomic data: Palladium
 Atomic data: Platinum
 Data2: Darmstadtium
 Data2: Platinum
 
dachau (1)
 Biography: Peter Armbruster
 
dahlonega (1)
 Data1: Gold
 
daily (3)
 Data1: Aluminium
 Data1: Manganese
 Data1: Potassium
 
dairy (2)
 Data1: Calcium
 Glossary: Acid
 
dakota (2)
 Country: United States of America
 Production: Gold
 
dale (2)
 Biography: Dale R. Corson
 Data1: Astatine
 
dalton (3)
 Biography: John Dalton
 On This Day... 21 October
 On This Day... 6 September
 
dam (2)
 Country: Australia
 Production: Uranium
 
damage (15)
 Data1: Arsenic
 Data1: Bromine
 Data1: Indium
 Data1: Lead
 Data1: Lithium
 Data1: Mercury
 Data1: Polonium
 Data1: Potassium
 Data1: Radon
 Data1: Scandium
 Data1: Yttrium
 Glossary: Alpha Decay
 Glossary: Brinell Hardness
 Glossary: Gamma Ray
 Glossary: Spontaneous Fission
 
damaged (2)
 Biography: Michael Faraday
 Compounds: Silver
 
damages (1)
 Data1: Neodymium
 
damaging (5)
 Allotrope: Oxygen
 Data1: Fluorine
 Data1: Mercury
 Glossary: Carcinogen
 Glossary: Radiation
 
damp (2)
 Data1: Lithium
 Reactions: Phosphorus
 
damping (1)
 Compounds: Silicon
 
damps (1)
 Data1: Erbium
 
dance (1)
 Biography: Michael Faraday
 
dandruff (1)
 Data1: Selenium
 
danger (5)
 Compounds: Sodium
 Data1: Lead
 Data1: Radon
 Data1: Ytterbium
 Production: Technetium
 
dangerous (16)
 Biography: Irene Joliot-Curie
 Biography: Robert Wilhelm Bunsen
 Compounds: Carbon
 Compounds: Iodine
 Data1: Actinium
 Data1: Erbium
 Data1: Fluorine
 Data1: Helium
 Data1: Lithium
 Data1: Phosphorus
 Data1: Polonium
 Data1: Potassium
 Data1: Radium
 Data1: Uranium
 Data1: Xenon
 Production: Fluorine
 
dangers (4)
 Compounds: Polonium
 Compounds: Sodium
 Data1: Lead
 Glossary: Fahrenheit
 
daniel (5)
 Biography: (Gabriel) Daniel Fahrenheit
 Biography: Daniel Rutherford
 Data1: Nitrogen
 On This Day... 24 May
 On This Day... 3 November
 
danish (5)
 Biography: Hans Christian Oersted
 Biography: Robert Wilhelm Bunsen
 Data1: Aluminium
 Data1: Bohrium
 On This Day... 14 August
 
danzig (2)
 Biography: (Gabriel) Daniel Fahrenheit
 Biography: Martin Heinrich Klaproth
 
daoists (1)
 Data1: Sulfur
 
darcy (1)
 On This Day... 10 June
 
darien (1)
 Data1: Platinum
 
daring (1)
 Biography: Robert Wilhelm Bunsen
 
dark (27)
 Allotrope: Oxygen
 Biography: Antoine-Jerome Balard
 Biography: Ferdinand Reich
 Biography: Robert Wilhelm Bunsen
 Biography: Sir William Crookes
 Biography: William Hyde Wollaston
 Compounds: Strontium
 Country: Outer space
 Data1: Actinium
 Data1: Curium
 Data1: Fluorine
 Data1: Iodine
 Data1: Iridium
 Data1: Phosphorus
 Data1: Silicon
 Data1: Silver
 Data1: Ununseptium
 Data1: Zinc
 Glossary: Emission Spectrum
 On This Day... 6 March
 Production: Hydrogen
 Production: Sulfur
 Production: Yttrium
 Production: Zirconium
 Reactions: Phosphorus
 Reactions: Rubidium
 Reactions: Ruthenium
 
darken (1)
 Data1: Antimony
 
darkens (1)
 Allotrope: Phosphorus
 
darker (1)
 Compounds: Silver
 
darkest (1)
 Biography: Robert Wilhelm Bunsen
 
darmstadt (13)
 Biography: Gottfried Münzenberg
 Biography: Institute for Heavy Ion Research (GSI)
 Biography: Peter Armbruster
 Data1: Bohrium
 Data1: Darmstadtium
 Data1: Hassium
 Data1: Meitnerium
 Data1: Roentgenium
 Data1: Ununbium
 On This Day... 14 March
 On This Day... 24 February
 On This Day... 29 August
 On This Day... 8 December
 
darmstadtio (1)
 Names: Darmstadtium
 
darmstadtium (14)
 Atomic data: Darmstadtium
 Biography: Gottfried Münzenberg
 Biography: Institute for Heavy Ion Research (GSI)
 Compounds: Darmstadtium
 Compounds: Hassium
 Compounds: Seaborgium
 Data1: Darmstadtium
 Data2: Darmstadtium
 Isotope: Darmstadtium
 MAC data: Darmstadtium
 Names: Darmstadtium
 Production: Darmstadtium
 Reactions: Darmstadtium
 Spectrum: Darmstadtium
 
dartmoor (2)
 Country: United Kingdom
 Data1: Tin
 
darwin (2)
 On This Day... 12 January
 On This Day... 24 November
 
data (385)
 Atomic data: Actinium
 Atomic data: Aluminium
 Atomic data: Americium
 Atomic data: Antimony
 Atomic data: Argon
 Atomic data: Arsenic
 Atomic data: Astatine
 Atomic data: Barium
 Atomic data: Berkelium
 Atomic data: Beryllium
 Atomic data: Bismuth
 Atomic data: Bohrium
 Atomic data: Boron
 Atomic data: Bromine
 Atomic data: Cadmium
 Atomic data: Caesium
 Atomic data: Calcium
 Atomic data: Californium
 Atomic data: Carbon
 Atomic data: Cerium
 Atomic data: Chlorine
 Atomic data: Chromium
 Atomic data: Cobalt
 Atomic data: Copper
 Atomic data: Curium
 Atomic data: Darmstadtium
 Atomic data: Dubnium
 Atomic data: Dysprosium
 Atomic data: Einsteinium
 Atomic data: Erbium
 Atomic data: Europium
 Atomic data: Fermium
 Atomic data: Fluorine
 Atomic data: Francium
 Atomic data: Gadolinium
 Atomic data: Gallium
 Atomic data: Germanium
 Atomic data: Gold
 Atomic data: Hafnium
 Atomic data: Hassium
 Atomic data: Helium
 Atomic data: Holmium
 Atomic data: Hydrogen
 Atomic data: Indium
 Atomic data: Iodine
 Atomic data: Iridium
 Atomic data: Iron
 Atomic data: Krypton
 Atomic data: Lanthanum
 Atomic data: Lawrencium
 Atomic data: Lead
 Atomic data: Lithium
 Atomic data: Lutetium
 Atomic data: Magnesium
 Atomic data: Manganese
 Atomic data: Meitnerium
 Atomic data: Mendelevium
 Atomic data: Mercury
 Atomic data: Molybdenum
 Atomic data: Neodymium
 Atomic data: Neon
 Atomic data: Neptunium
 Atomic data: Nickel
 Atomic data: Niobium
 Atomic data: Nitrogen
 Atomic data: Nobelium
 Atomic data: Osmium
 Atomic data: Oxygen
 Atomic data: Palladium
 Atomic data: Phosphorus
 Atomic data: Platinum
 Atomic data: Plutonium
 Atomic data: Polonium
 Atomic data: Potassium
 Atomic data: Praseodymium
 Atomic data: Promethium
 Atomic data: Protactinium
 Atomic data: Radium
 Atomic data: Radon
 Atomic data: Rhenium
 Atomic data: Rhodium
 Atomic data: Roentgenium
 Atomic data: Rubidium
 Atomic data: Ruthenium
 Atomic data: Rutherfordium
 Atomic data: Samarium
 Atomic data: Scandium
 Atomic data: Seaborgium
 Atomic data: Selenium
 Atomic data: Silicon
 Atomic data: Silver
 Atomic data: Sodium
 Atomic data: Strontium
 Atomic data: Sulfur
 Atomic data: Tantalum
 Atomic data: Technetium
 Atomic data: Tellurium
 Atomic data: Terbium
 Atomic data: Thallium
 Atomic data: Thorium
 Atomic data: Thulium
 Atomic data: Tin
 Atomic data: Titanium
 Atomic data: Tungsten
 Atomic data: Ununbium
 Atomic data: Ununhexium
 Atomic data: Ununoctium
 Atomic data: Ununpentium
 Atomic data: Ununquadium
 Atomic data: Ununseptium
 Atomic data: Ununtrium
 Atomic data: Uranium
 Atomic data: Vanadium
 Atomic data: Xenon
 Atomic data: Ytterbium
 Atomic data: Yttrium
 Atomic data: Zinc
 Atomic data: Zirconium
 Compounds: Chromium
 Country: China
 Country: Germany
 Country: Hungary
 Country: Japan
 Country: Kazakhstan
 Country: Slovakia
 Country: Ukraine
 Country: United Kingdom
 Country: United States of America
 Data1: Bohrium
 Data1: Ununhexium
 Data2: Actinium
 Data2: Aluminium
 Data2: Americium
 Data2: Antimony
 Data2: Argon
 Data2: Arsenic
 Data2: Astatine
 Data2: Barium
 Data2: Berkelium
 Data2: Beryllium
 Data2: Bismuth
 Data2: Bohrium
 Data2: Boron
 Data2: Bromine
 Data2: Cadmium
 Data2: Caesium
 Data2: Calcium
 Data2: Californium
 Data2: Carbon
 Data2: Cerium
 Data2: Chlorine
 Data2: Chromium
 Data2: Cobalt
 Data2: Copper
 Data2: Curium
 Data2: Darmstadtium
 Data2: Dubnium
 Data2: Dysprosium
 Data2: Einsteinium
 Data2: Erbium
 Data2: Europium
 Data2: Fermium
 Data2: Fluorine
 Data2: Francium
 Data2: Gadolinium
 Data2: Gallium
 Data2: Germanium
 Data2: Gold
 Data2: Hafnium
 Data2: Hassium
 Data2: Helium
 Data2: Holmium
 Data2: Hydrogen
 Data2: Indium
 Data2: Iodine
 Data2: Iridium
 Data2: Iron
 Data2: Krypton
 Data2: Lanthanum
 Data2: Lawrencium
 Data2: Lead
 Data2: Lithium
 Data2: Lutetium
 Data2: Magnesium
 Data2: Manganese
 Data2: Meitnerium
 Data2: Mendelevium
 Data2: Mercury
 Data2: Molybdenum
 Data2: Neodymium
 Data2: Neon
 Data2: Neptunium
 Data2: Nickel
 Data2: Niobium
 Data2: Nitrogen
 Data2: Nobelium
 Data2: Osmium
 Data2: Oxygen
 Data2: Palladium
 Data2: Phosphorus
 Data2: Platinum
 Data2: Plutonium
 Data2: Polonium
 Data2: Potassium
 Data2: Praseodymium
 Data2: Promethium
 Data2: Protactinium
 Data2: Radium
 Data2: Radon
 Data2: Rhenium
 Data2: Rhodium
 Data2: Roentgenium
 Data2: Rubidium
 Data2: Ruthenium
 Data2: Rutherfordium
 Data2: Samarium
 Data2: Scandium
 Data2: Seaborgium
 Data2: Selenium
 Data2: Silicon
 Data2: Silver
 Data2: Sodium
 Data2: Strontium
 Data2: Sulfur
 Data2: Tantalum
 Data2: Technetium
 Data2: Tellurium
 Data2: Terbium
 Data2: Thallium
 Data2: Thorium
 Data2: Thulium
 Data2: Tin
 Data2: Titanium
 Data2: Tungsten
 Data2: Ununbium
 Data2: Ununhexium
 Data2: Ununoctium
 Data2: Ununpentium
 Data2: Ununquadium
 Data2: Ununseptium
 Data2: Ununtrium
 Data2: Uranium
 Data2: Vanadium
 Data2: Xenon
 Data2: Ytterbium
 Data2: Yttrium
 Data2: Zinc
 Data2: Zirconium
 MAC data: Actinium
 MAC data: Aluminium
 MAC data: Americium
 MAC data: Antimony
 MAC data: Argon
 MAC data: Arsenic
 MAC data: Astatine
 MAC data: Barium
 MAC data: Berkelium
 MAC data: Beryllium
 MAC data: Bismuth
 MAC data: Bohrium
 MAC data: Boron
 MAC data: Bromine
 MAC data: Cadmium
 MAC data: Caesium
 MAC data: Calcium
 MAC data: Californium
 MAC data: Carbon
 MAC data: Cerium
 MAC data: Chlorine
 MAC data: Chromium
 MAC data: Cobalt
 MAC data: Copper
 MAC data: Curium
 MAC data: Darmstadtium
 MAC data: Dubnium
 MAC data: Dysprosium
 MAC data: Einsteinium
 MAC data: Erbium
 MAC data: Europium
 MAC data: Fermium
 MAC data: Fluorine
 MAC data: Francium
 MAC data: Gadolinium
 MAC data: Gallium
 MAC data: Germanium
 MAC data: Gold
 MAC data: Hafnium
 MAC data: Hassium
 MAC data: Helium
 MAC data: Holmium
 MAC data: Hydrogen
 MAC data: Indium
 MAC data: Iodine
 MAC data: Iridium
 MAC data: Iron
 MAC data: Krypton
 MAC data: Lanthanum
 MAC data: Lawrencium
 MAC data: Lead
 MAC data: Lithium
 MAC data: Lutetium
 MAC data: Magnesium
 MAC data: Manganese
 MAC data: Meitnerium
 MAC data: Mendelevium
 MAC data: Mercury
 MAC data: Molybdenum
 MAC data: Neodymium
 MAC data: Neon
 MAC data: Neptunium
 MAC data: Nickel
 MAC data: Niobium
 MAC data: Nitrogen
 MAC data: Nobelium
 MAC data: Osmium
 MAC data: Oxygen
 MAC data: Palladium
 MAC data: Phosphorus
 MAC data: Platinum
 MAC data: Plutonium
 MAC data: Polonium
 MAC data: Potassium
 MAC data: Praseodymium
 MAC data: Promethium
 MAC data: Protactinium
 MAC data: Radium
 MAC data: Radon
 MAC data: Rhenium
 MAC data: Rhodium
 MAC data: Roentgenium
 MAC data: Rubidium
 MAC data: Ruthenium
 MAC data: Rutherfordium
 MAC data: Samarium
 MAC data: Scandium
 MAC data: Seaborgium
 MAC data: Selenium
 MAC data: Silicon
 MAC data: Silver
 MAC data: Sodium
 MAC data: Strontium
 MAC data: Sulfur
 MAC data: Tantalum
 MAC data: Technetium
 MAC data: Tellurium
 MAC data: Terbium
 MAC data: Thallium
 MAC data: Thorium
 MAC data: Thulium
 MAC data: Tin
 MAC data: Titanium
 MAC data: Tungsten
 MAC data: Ununbium
 MAC data: Ununhexium
 MAC data: Ununoctium
 MAC data: Ununpentium
 MAC data: Ununquadium
 MAC data: Ununseptium
 MAC data: Ununtrium
 MAC data: Uranium
 MAC data: Vanadium
 MAC data: Xenon
 MAC data: Ytterbium
 MAC data: Yttrium
 MAC data: Zinc
 MAC data: Zirconium
 Spectrum: Bohrium
 Spectrum: Darmstadtium
 Spectrum: Dubnium
 Spectrum: Fermium
 Spectrum: Hassium
 Spectrum: Lawrencium
 Spectrum: Meitnerium
 Spectrum: Mendelevium
 Spectrum: Nobelium
 Spectrum: Roentgenium
 Spectrum: Rutherfordium
 Spectrum: Seaborgium
 Spectrum: Ununbium
 Spectrum: Ununhexium
 Spectrum: Ununoctium
 Spectrum: Ununpentium
 Spectrum: Ununquadium
 Spectrum: Ununseptium
 Spectrum: Ununtrium
 
date (9)
 Biography: Irene Joliot-Curie
 Biography: John Dalton
 Data1: Antimony
 Data1: Copper
 Data1: Gold
 Data1: Mercury
 Data1: Roentgenium
 Isotope: Lutetium
 Isotope: Nickel
 
dated (3)
 Biography: Robert Wilhelm Bunsen
 Data1: Copper
 Data1: Iodine
 
dates (5)
 Data1: Copper
 Data1: Nickel
 Data1: Rubidium
 Data1: Uranium
 Production: Lead
 
dating (11)
 Country: Turkey
 Data1: Antimony
 Data1: Carbon
 Data1: Cobalt
 Data1: Rubidium
 Data1: Zinc
 Glossary: Spontaneous Fission
 Isotope: Carbon
 Isotope: Osmium
 On This Day... 17 December
 On This Day... 22 February
 
daughter (16)
 Biography: Andre Louis Debierne
 Biography: Antoine-Laurent de Lavoisier
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Irene Joliot-Curie
 Biography: Lise Meitner
 Biography: Pierre Curie
 Country: Outer space
 Data1: Francium
 Data1: Niobium
 Data1: Radon
 Glossary: Alpha Decay
 Glossary: Double Beta Decay
 Glossary: Double Electron Capture
 Glossary: Electron Capture
 Isotope: Beryllium
 Isotope: Osmium
 
david (3)
 Data1: Helium
 Production: Nitrogen
 Production: Technetium
 
davy (27)
 Biography: Adair Crawford
 Biography: Joseph Louis Gay-Lussac
 Biography: Michael Faraday
 Biography: Robert Wilhelm Bunsen
 Biography: Sir Humphry Davy
 Compounds: Nitrogen
 Data1: Aluminium
 Data1: Barium
 Data1: Boron
 Data1: Calcium
 Data1: Cerium
 Data1: Chlorine
 Data1: Fluorine
 Data1: Iodine
 Data1: Lithium
 Data1: Magnesium
 Data1: Potassium
 Data1: Silicon
 Data1: Sodium
 Data1: Strontium
 Data1: Technetium
 On This Day... 15 November
 On This Day... 16 April
 On This Day... 17 December
 On This Day... 6 October
 Production: Fluorine
 Production: Potassium
 
davyas (1)
 Biography: Joseph Louis Gay-Lussac
 
davyoon (1)
 Biography: Bernard Courtois
 
davyum (1)
 Data1: Technetium
 
day (29)
 Biography: Arthur Jeffrey Dempster
 Biography: Ida Eva Tacke Noddack
 Biography: Jöns Jacob Berzelius
 Biography: Julius Caesar Scaliger
 Biography: Michael Faraday
 Biography: Robert Wilhelm Bunsen
 Data1: Antimony
 Data1: Californium
 Data1: Copper
 Data1: Iodine
 Data1: Neptunium
 Data1: Palladium
 Data1: Radon
 Data1: Ruthenium
 Glossary: Air
 On This Day... 10 February
 On This Day... 13 March
 On This Day... 14 March
 On This Day... 14 November
 On This Day... 16 April
 On This Day... 16 February
 On This Day... 19 February
 On This Day... 23 October
 On This Day... 29 August
 On This Day... 31 December
 On This Day... 5 January
 On This Day... 8 March
 Production: Ruthenium
 Production: Uranium
 
daylight (1)
 Biography: Pierre Jules César Janssen
 
days (78)
 Biography: Albert Ghiorso
 Biography: Joseph Louis Gay-Lussac
 Biography: Julius Caesar Scaliger
 Biography: Pierre Curie
 Biography: Pierre Jules César Janssen
 Biography: Sir Humphry Davy
 Data1: Antimony
 Data1: Berkelium
 Data1: Curium
 Data1: Einsteinium
 Data1: Europium
 Data1: Fermium
 Data1: Germanium
 Data1: Iodine
 Data1: Mendelevium
 Data1: Neptunium
 Data1: Promethium
 Data1: Protactinium
 Data1: Technetium
 Isotope: Actinium
 Isotope: Argon
 Isotope: Arsenic
 Isotope: Berkelium
 Isotope: Beryllium
 Isotope: Cadmium
 Isotope: Calcium
 Isotope: Californium
 Isotope: Cerium
 Isotope: Chromium
 Isotope: Cobalt
 Isotope: Curium
 Isotope: Einsteinium
 Isotope: Erbium
 Isotope: Fermium
 Isotope: Germanium
 Isotope: Gold
 Isotope: Iodine
 Isotope: Iridium
 Isotope: Iron
 Isotope: Manganese
 Isotope: Mendelevium
 Isotope: Mercury
 Isotope: Neptunium
 Isotope: Nickel
 Isotope: Niobium
 Isotope: Osmium
 Isotope: Palladium
 Isotope: Phosphorus
 Isotope: Platinum
 Isotope: Praseodymium
 Isotope: Protactinium
 Isotope: Radium
 Isotope: Radon
 Isotope: Rhodium
 Isotope: Rubidium
 Isotope: Ruthenium
 Isotope: Scandium
 Isotope: Selenium
 Isotope: Silver
 Isotope: Strontium
 Isotope: Sulfur
 Isotope: Tantalum
 Isotope: Technetium
 Isotope: Thulium
 Isotope: Tungsten
 Isotope: Vanadium
 Isotope: Xenon
 Isotope: Ytterbium
 Isotope: Yttrium
 Isotope: Zinc
 Isotope: Zirconium
 Production: Berkelium
 Production: Curium
 Production: Einsteinium
 Production: Neptunium
 Production: Plutonium
 Production: Rhodium
 Production: Technetium
 
dazzling (1)
 Compounds: Thorium
 
db (3)
 Data1: Dubnium
 Data1: Rutherfordium
 Isotope: Dubnium
 
db+5 (1)
 Data2: Dubnium
 
dc (1)
 Data1: Promethium
 
de (50)
 Biography: Andre Louis Debierne
 Biography: Antoine Alexandre Brutus Bussy
 Biography: Antoine-Jerome Balard
 Biography: Antoine-Laurent de Lavoisier
 Biography: Dirk Coster
 Biography: Emilio Gino Segre
 Biography: Fausto de Elhuyar y de Suvisa
 Biography: Ferdinand Frederic Henri Moissan
 Biography: George Charles de Hevesy
 Biography: Georges Urbain
 Biography: Jean Charles Galissard de Marignac
 Biography: Johan Gadolin
 Biography: Julius Caesar Scaliger
 Biography: Louis Jacques Thenard
 Biography: Louis Nicolas Vauquelin
 Biography: Paul Emile Lecoq de Boisbaudran
 Biography: Per Teodor Cleve
 Biography: Pierre Jules César Janssen
 Biography: Robert Wilhelm Bunsen
 Compounds: Copper
 Country: Bolivia
 Country: Mexico
 Data1: Aluminium
 Data1: Barium
 Data1: Dysprosium
 Data1: Europium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Hafnium
 Data1: Lithium
 Data1: Lutetium
 Data1: Niobium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Praseodymium
 Data1: Samarium
 Data1: Thorium
 Data1: Titanium
 Data1: Tungsten
 Data1: Ytterbium
 Data1: Zirconium
 On This Day... 1 August
 On This Day... 11 January
 On This Day... 11 October
 On This Day... 14 September
 On This Day... 18 April
 On This Day... 24 April
 On This Day... 24 July
 On This Day... 26 August
 On This Day... 3 July
 
deacidifying (1)
 Compounds: Magnesium
 
dead (7)
 Biography: Robert Wilhelm Bunsen
 Country: Israel
 Country: Jordan
 Country: Oceans / Seas
 Glossary: Alpha Decay
 Production: Bromine
 Production: Chlorine
 
deadens (1)
 Data1: Sulfur
 
deadly (4)
 Allotrope: Phosphorus
 Biography: Irene Joliot-Curie
 Data1: Arsenic
 Data1: Chlorine
 
deal (2)
 Biography: Jöns Jacob Berzelius
 Data1: Lead
 
dealings (1)
 Data1: Tungsten
 
dean (1)
 Biography: Dale R. Corson
 
death (19)
 Biography: Antoine-Jerome Balard
 Biography: Antoine-Laurent de Lavoisier
 Biography: Daniel Rutherford
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Enrico Fermi
 Biography: Jacob A. Marinsky
 Biography: Jöns Jacob Berzelius
 Biography: Joseph Louis Gay-Lussac
 Biography: Julius Caesar Scaliger
 Biography: Louis Jacques Thenard
 Biography: Pierre Curie
 Biography: William Hyde Wollaston
 Compounds: Sodium
 Data1: Antimony
 Data1: Helium
 Data1: Lead
 Data1: Radium
 Data1: Radon
 Data1: Tantalum
 
deaths (2)
 Data1: Arsenic
 Data1: Radium
 
debate (1)
 Compounds: Phosphorus
 
debierne (4)
 Biography: Andre Louis Debierne
 Data1: Actinium
 Data1: Radium
 On This Day... 14 July
 
debris (6)
 Compounds: Zinc
 Country: Outer space
 Data1: Einsteinium
 Data1: Fermium
 Production: Einsteinium
 Production: Fermium
 
debye (2)
 On This Day... 24 March
 On This Day... 27 January
 
decahydrate (1)
 Data1: Boron
 
decaoxide (2)
 Reactions: Arsenic
 Reactions: Phosphorus
 
decarburization (1)
 Data1: Calcium
 
decay (149)
 Biography: Andre Louis Debierne
 Biography: Enrico Fermi
 Biography: Frederick Soddy
 Biography: Friedrich Ernst Dorn
 Country: Outer space
 Data1: Americium
 Data1: Argon
 Data1: Californium
 Data1: Francium
 Data1: Helium
 Data1: Lawrencium
 Data1: Polonium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Technetium
 Data1: Thorium
 Data1: Ununhexium
 Data1: Xenon
 Document: The Actinoid Series
 Document: The Halogens (Group 17)
 Glossary:
 Glossary: Actinides
 Glossary: Actinoids
 Glossary: Alpha Decay
 Glossary: Anti-Neutrino
 Glossary: Beta Particle
 Glossary: Decay Energy
 Glossary: Double Beta Decay
 Glossary: Double Electron Capture
 Glossary: Doubly Magic
 Glossary: Electron Capture
 Glossary: Electron Emission (Beta- Decay)
 Glossary: Gamma Ray
 Glossary: Half Life
 Glossary: Island of Stability
 Glossary: Isometric Transition
 Glossary: Magic Number
 Glossary: Positron Emission (Beta+ Decay)
 Glossary: Spontaneous Fission
 Isotope: Actinium
 Isotope: Aluminium
 Isotope: Americium
 Isotope: Antimony
 Isotope: Argon
 Isotope: Arsenic
 Isotope: Astatine
 Isotope: Barium
 Isotope: Berkelium
 Isotope: Beryllium
 Isotope: Bismuth
 Isotope: Cadmium
 Isotope: Caesium
 Isotope: Calcium
 Isotope: Californium
 Isotope: Carbon
 Isotope: Cerium
 Isotope: Chlorine
 Isotope: Chromium
 Isotope: Cobalt
 Isotope: Curium
 Isotope: Einsteinium
 Isotope: Erbium
 Isotope: Europium
 Isotope: Fermium
 Isotope: Fluorine
 Isotope: Francium
 Isotope: Gadolinium
 Isotope: Germanium
 Isotope: Gold
 Isotope: Hafnium
 Isotope: Helium
 Isotope: Hydrogen
 Isotope: Indium
 Isotope: Iodine
 Isotope: Iridium
 Isotope: Iron
 Isotope: Krypton
 Isotope: Lanthanum
 Isotope: Lead
 Isotope: Lutetium
 Isotope: Magnesium
 Isotope: Manganese
 Isotope: Mendelevium
 Isotope: Mercury
 Isotope: Molybdenum
 Isotope: Neodymium
 Isotope: Neptunium
 Isotope: Nickel
 Isotope: Niobium
 Isotope: Nitrogen
 Isotope: Nobelium
 Isotope: Osmium
 Isotope: Palladium
 Isotope: Phosphorus
 Isotope: Platinum
 Isotope: Plutonium
 Isotope: Polonium
 Isotope: Potassium
 Isotope: Praseodymium
 Isotope: Promethium
 Isotope: Protactinium
 Isotope: Radium
 Isotope: Radon
 Isotope: Rhenium
 Isotope: Rhodium
 Isotope: Roentgenium
 Isotope: Rubidium
 Isotope: Ruthenium
 Isotope: Samarium
 Isotope: Scandium
 Isotope: Seaborgium
 Isotope: Selenium
 Isotope: Silicon
 Isotope: Silver
 Isotope: Sodium
 Isotope: Strontium
 Isotope: Sulfur
 Isotope: Tantalum
 Isotope: Technetium
 Isotope: Tellurium
 Isotope: Terbium
 Isotope: Thallium
 Isotope: Thorium
 Isotope: Thulium
 Isotope: Tin
 Isotope: Titanium
 Isotope: Tungsten
 Isotope: Uranium
 Isotope: Vanadium
 Isotope: Xenon
 Isotope: Ytterbium
 Isotope: Yttrium
 Isotope: Zinc
 Isotope: Zirconium
 On This Day... 30 August
 Production: Americium
 Production: Bismuth
 Production: Francium
 Production: Helium
 Production: Neptunium
 Production: Plutonium
 Production: Polonium
 Production: Radium
 Production: Rhodium
 Production: Technetium
 Production: Thorium
 Production: Uranium
 
decayed (7)
 Data1: Americium
 Data1: Lawrencium
 Data1: Ununhexium
 Data1: Ununtrium
 Isotope: Magnesium
 Production: Americium
 Production: Technetium
 
decaying (3)
 Allotrope: Oxygen
 Production: Astatine
 Production: Sulfur
 
decays (114)
 Data1: Darmstadtium
 Data1: Einsteinium
 Data1: Fermium
 Data1: Francium
 Data1: Indium
 Data1: Lawrencium
 Data1: Promethium
 Data1: Rubidium
 Data1: Rutherfordium
 Glossary: Abundance
 Glossary: Half Life
 Isotope: Actinium
 Isotope: Aluminium
 Isotope: Americium
 Isotope: Antimony
 Isotope: Argon
 Isotope: Arsenic
 Isotope: Astatine
 Isotope: Barium
 Isotope: Berkelium
 Isotope: Beryllium
 Isotope: Bismuth
 Isotope: Cadmium
 Isotope: Caesium
 Isotope: Calcium
 Isotope: Californium
 Isotope: Carbon
 Isotope: Cerium
 Isotope: Chlorine
 Isotope: Chromium
 Isotope: Cobalt
 Isotope: Curium
 Isotope: Darmstadtium
 Isotope: Einsteinium
 Isotope: Erbium
 Isotope: Europium
 Isotope: Fermium
 Isotope: Fluorine
 Isotope: Francium
 Isotope: Gadolinium
 Isotope: Germanium
 Isotope: Gold
 Isotope: Hafnium
 Isotope: Helium
 Isotope: Hydrogen
 Isotope: Indium
 Isotope: Iodine
 Isotope: Iridium
 Isotope: Iron
 Isotope: Krypton
 Isotope: Lanthanum
 Isotope: Lead
 Isotope: Lutetium
 Isotope: Manganese
 Isotope: Mendelevium
 Isotope: Mercury
 Isotope: Molybdenum
 Isotope: Neodymium
 Isotope: Neptunium
 Isotope: Nickel
 Isotope: Niobium
 Isotope: Nitrogen
 Isotope: Nobelium
 Isotope: Osmium
 Isotope: Palladium
 Isotope: Phosphorus
 Isotope: Platinum
 Isotope: Plutonium
 Isotope: Polonium
 Isotope: Potassium
 Isotope: Praseodymium
 Isotope: Promethium
 Isotope: Protactinium
 Isotope: Radium
 Isotope: Radon
 Isotope: Rhenium
 Isotope: Rhodium
 Isotope: Roentgenium
 Isotope: Rubidium
 Isotope: Ruthenium
 Isotope: Samarium
 Isotope: Scandium
 Isotope: Seaborgium
 Isotope: Selenium
 Isotope: Silicon
 Isotope: Silver
 Isotope: Sodium
 Isotope: Strontium
 Isotope: Sulfur
 Isotope: Tantalum
 Isotope: Technetium
 Isotope: Tellurium
 Isotope: Terbium
 Isotope: Thallium
 Isotope: Thorium
 Isotope: Thulium
 Isotope: Tin
 Isotope: Titanium
 Isotope: Tungsten
 Isotope: Uranium
 Isotope: Vanadium
 Isotope: Xenon
 Isotope: Ytterbium
 Isotope: Yttrium
 Isotope: Zinc
 Isotope: Zirconium
 Production: Einsteinium
 Production: Fermium
 Production: Neptunium
 Production: Plutonium
 Production: Polonium
 Production: Rhodium
 Production: Technetium
 Production: Thorium
 
december (51)
 Biography: Clemens Alexander Winkler
 Biography: Eugene-Antole Demarcay
 Biography: Friedrich Ernst Dorn
 Biography: Joseph Louis Gay-Lussac
 Biography: Karl Wilhelm Scheele
 Biography: Martin Heinrich Klaproth
 Biography: Pierre Jules César Janssen
 Biography: Sir Humphry Davy
 Biography: Walter Noddack
 Biography: William Gregor
 Biography: William Hyde Wollaston
 Data1: Berkelium
 Data1: Einsteinium
 Data1: Iodine
 Data1: Roentgenium
 Data1: Ununhexium
 Data1: Ununquadium
 Glossary: Doubly Magic
 Isotope: Hassium
 On This Day... 1 December
 On This Day... 10 December
 On This Day... 11 December
 On This Day... 12 December
 On This Day... 13 December
 On This Day... 14 December
 On This Day... 15 December
 On This Day... 16 December
 On This Day... 17 December
 On This Day... 18 December
 On This Day... 19 December
 On This Day... 2 December
 On This Day... 20 December
 On This Day... 21 December
 On This Day... 22 December
 On This Day... 23 December
 On This Day... 24 December
 On This Day... 25 December
 On This Day... 26 December
 On This Day... 27 December
 On This Day... 28 December
 On This Day... 29 December
 On This Day... 3 December
 On This Day... 30 December
 On This Day... 31 December
 On This Day... 4 December
 On This Day... 5 December
 On This Day... 6 December
 On This Day... 7 December
 On This Day... 8 December
 On This Day... 9 December
 Production: Einsteinium
 
dechlorinating (1)
 Compounds: Sodium
 
decided (7)
 Biography: Irene Joliot-Curie
 Biography: Julius Caesar Scaliger
 Biography: Michael Faraday
 Biography: William Gregor
 Data1: Lead
 Data1: Nobelium
 Data1: Seaborgium
 
deciduous (1)
 Compounds: Calcium
 
decision (1)
 Biography: Joseph Louis Gay-Lussac
 
decisions (1)
 Biography: Sir Humphry Davy
 
declared (1)
 Data1: Vanadium
 
decline (2)
 Data1: Selenium
 Production: Gold
 
declined (2)
 Compounds: Chromium
 Data1: Selenium
 
decolouriser (1)
 Data1: Cerium
 
decolourize (1)
 Data1: Manganese
 
decolourizing (1)
 Compounds: Arsenic
 
decompose (4)
 Compounds: Chlorine
 Compounds: Silicon
 Data1: Krypton
 Data1: Ununbium
 
decomposed (3)
 Data1: Lanthanum
 Glossary: Element
 Production: Hydrogen
 
decomposes (3)
 Isotope: Helium
 Production: Iron
 Reactions: Krypton
 
decomposing (1)
 Data1: Titanium
 
decomposition (16)
 Compounds: Calcium
 Compounds: Potassium
 Data1: Fluorine
 Data1: Krypton
 Data1: Ununtrium
 Data1: Zirconium
 Glossary: Aqua regia
 On This Day... 27 March
 On This Day... 28 June
 On This Day... 3 December
 Production: Boron
 Production: Caesium
 Production: Fluorine
 Production: Sodium
 Production: Uranium
 Production: Zinc
 
decompression (1)
 Data1: Nitrogen
 
decontaminate (1)
 Production: Uranium
 
decorations (1)
 Data1: Aluminium
 
decorative (1)
 Compounds: Titanium
 
decrease (13)
 Compounds: Sodium
 Compounds: Zinc
 Country: United States of America
 Data1: Manganese
 Data1: Tellurium
 Equation: Boyle's Law
 Glossary: Lanthanides (old name)
 Glossary: Lanthanoids
 Glossary: Oxidation State
 Glossary: pH
 Glossary: Reduction
 Isotope: Cobalt
 Production: Hydrogen
 
decreased (2)
 Compounds: Silicon
 Production: Indium
 
decreases (6)
 Data1: Lanthanum
 Equation: Charles' Law
 Glossary: Double Electron Capture
 Glossary: Electrical Resistivity
 Glossary: Electron Capture
 Glossary: Gas
 
decreasing (3)
 Document: The Halogens (Group 17)
 Glossary: Halogens
 Glossary: Radiation
 
dedication (1)
 Biography: Joseph Louis Gay-Lussac
 
deduce (1)
 Country: Outer space
 
deduced (1)
 Data1: Technetium
 
deducing (1)
 Glossary: Absorption Spectrum
 
dee (1)
 On This Day... 13 July
 
deemed (2)
 Biography: Jöns Jacob Berzelius
 Data1: Rhodium
 
deep (55)
 Allotrope: Oxygen
 Allotrope: Selenium
 Compounds: Cobalt
 Compounds: Strontium
 Data1: Aluminium
 Data1: Arsenic
 Data1: Barium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Cadmium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Dysprosium
 Data1: Erbium
 Data1: Europium
 Data1: Fluorine
 Data1: Gadolinium
 Data1: Germanium
 Data1: Helium
 Data1: Holmium
 Data1: Iodine
 Data1: Iron
 Data1: Lanthanum
 Data1: Lead
 Data1: Lutetium
 Data1: Manganese
 Data1: Mercury
 Data1: Neodymium
 Data1: Nickel
 Data1: Nitrogen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Praseodymium
 Data1: Samarium
 Data1: Scandium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Strontium
 Data1: Tantalum
 Data1: Tellurium
 Data1: Terbium
 Data1: Thulium
 Data1: Tin
 Data1: Vanadium
 Data1: Ytterbium
 Data1: Zinc
 On This Day... 16 November
 Production: Chlorine
 Production: Gold
 
deeper (1)
 Data1: Oxygen
 
deepest (2)
 Country: South Africa
 Production: Gold
 
deeply (2)
 Biography: Gottfried Münzenberg
 Biography: Robert Wilhelm Bunsen
 
defeated (1)
 Biography: Pierre Curie
 
defect (2)
 Glossary: Teratogenic
 Isotope: Plutonium
 
defects (3)
 Allotrope: Carbon
 Data1: Argon
 Data1: Mercury
 
defence (2)
 Biography: Julius Caesar Scaliger
 Data1: Phosphorus
 
defend (1)
 Biography: Julius Caesar Scaliger
 
defended (1)
 Biography: Jean Charles Galissard de Marignac
 
defending (1)
 Biography: Hans Christian Oersted
 
defense (1)
 Data1: Promethium
 
deference (1)
 Data1: Niobium
 
deficiencies (1)
 Compounds: Zinc
 
deficiency (6)
 Compounds: Cobalt
 Compounds: Copper
 Compounds: Iodine
 Compounds: Iron
 Compounds: Magnesium
 Compounds: Sodium
 
deficient (4)
 Compounds: Calcium
 Compounds: Copper
 Compounds: Manganese
 Production: Aluminium
 
deficit (1)
 Data1: Calcium
 
defied (1)
 Biography: Ida Eva Tacke Noddack
 
defined (10)
 Biography: Robert Wilhelm Bunsen
 Data1: Arsenic
 Document: The Transition Metals (Groups 3 to 12)
 Equation: pH defined
 Glossary: Base
 Glossary: Enthalpy Change of Vapourisation
 Glossary: Heat Capacity
 Glossary: Temperature
 Glossary: Young's Modulus
 On This Day... 26 June
 
defines (1)
 Data1: Caesium
 
definite (6)
 Biography: Robert Wilhelm Bunsen
 Glossary: Air
 Glossary: Compound
 Glossary: Gas
 Glossary: Plasma
 On This Day... 26 September
 
definitely (1)
 Biography: Jöns Jacob Berzelius
 
definition (5)
 Data1: Iridium
 Glossary: Magnetic Ordering
 Glossary: pH
 Glossary: Temperature
 On This Day... 19 September
 
definitions (3)
 Glossary: Brinell Hardness
 Glossary: Moh's Scale of Hardness
 Glossary: Thermal Conductivity
 
deflect (3)
 Document: The Lanthanoid Series
 Glossary: Lanthanides (old name)
 Glossary: Lanthanoids
 
deflected (1)
 Biography: Hans Christian Oersted
 
deflection (1)
 Biography: William Hyde Wollaston
 
deflector (2)
 Biography: Emilio Gino Segre
 Data1: Technetium
 
defoaming (1)
 Compounds: Silicon
 
deform (1)
 Glossary: Viscosity
 
deformation (4)
 Biography: Pierre Curie
 Compounds: Molybdenum
 Glossary: Alloy
 Glossary: Solid
 
deformed (2)
 Biography: Pierre Curie
 Glossary: Magic Number
 
deforms (1)
 Data1: Beryllium
 
defunct (2)
 Production: Copper
 Production: Magnesium
 
deg (258)
 Allotrope: Arsenic
 Allotrope: Boron
 Allotrope: Carbon
 Allotrope: Oxygen
 Allotrope: Phosphorus
 Allotrope: Sulfur
 Allotrope: Tin
 Allotrope: Uranium
 Allotrope: Ytterbium
 Compounds: Argon
 Compounds: Chromium
 Compounds: Europium
 Compounds: Silicon
 Compounds: Tin
 Country: Outer space
 Data1: Actinium
 Data1: Aluminium
 Data1: Americium
 Data1: Antimony
 Data1: Argon
 Data1: Arsenic
 Data1: Astatine
 Data1: Barium
 Data1: Berkelium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Boron
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Curium
 Data1: Dysprosium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Germanium
 Data1: Gold
 Data1: Hafnium
 Data1: Helium
 Data1: Holmium
 Data1: Hydrogen
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Iron
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lead
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Manganese
 Data1: Mendelevium
 Data1: Mercury
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Nickel
 Data1: Niobium
 Data1: Nitrogen
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Praseodymium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Samarium
 Data1: Scandium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Sodium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Tin
 Data1: Titanium
 Data1: Tungsten
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zinc
 Data1: Zirconium
 Data2: Actinium
 Data2: Aluminium
 Data2: Americium
 Data2: Antimony
 Data2: Argon
 Data2: Arsenic
 Data2: Astatine
 Data2: Barium
 Data2: Berkelium
 Data2: Beryllium
 Data2: Bismuth
 Data2: Boron
 Data2: Bromine
 Data2: Cadmium
 Data2: Caesium
 Data2: Calcium
 Data2: Californium
 Data2: Carbon
 Data2: Cerium
 Data2: Chlorine
 Data2: Chromium
 Data2: Cobalt
 Data2: Copper
 Data2: Curium
 Data2: Dysprosium
 Data2: Einsteinium
 Data2: Erbium
 Data2: Europium
 Data2: Fluorine
 Data2: Francium
 Data2: Gadolinium
 Data2: Gallium
 Data2: Germanium
 Data2: Gold
 Data2: Hafnium
 Data2: Helium
 Data2: Holmium
 Data2: Hydrogen
 Data2: Indium
 Data2: Iodine
 Data2: Iridium
 Data2: Iron
 Data2: Krypton
 Data2: Lanthanum
 Data2: Lawrencium
 Data2: Lead
 Data2: Lithium
 Data2: Lutetium
 Data2: Magnesium
 Data2: Manganese
 Data2: Mendelevium
 Data2: Mercury
 Data2: Molybdenum
 Data2: Neodymium
 Data2: Neon
 Data2: Neptunium
 Data2: Nickel
 Data2: Niobium
 Data2: Nitrogen
 Data2: Osmium
 Data2: Oxygen
 Data2: Palladium
 Data2: Phosphorus
 Data2: Platinum
 Data2: Plutonium
 Data2: Polonium
 Data2: Potassium
 Data2: Praseodymium
 Data2: Promethium
 Data2: Protactinium
 Data2: Radium
 Data2: Radon
 Data2: Rhenium
 Data2: Rhodium
 Data2: Rubidium
 Data2: Ruthenium
 Data2: Samarium
 Data2: Scandium
 Data2: Selenium
 Data2: Silicon
 Data2: Silver
 Data2: Sodium
 Data2: Strontium
 Data2: Sulfur
 Data2: Tantalum
 Data2: Technetium
 Data2: Tellurium
 Data2: Terbium
 Data2: Thallium
 Data2: Thorium
 Data2: Thulium
 Data2: Tin
 Data2: Titanium
 Data2: Tungsten
 Data2: Uranium
 Data2: Vanadium
 Data2: Xenon
 Data2: Ytterbium
 Data2: Yttrium
 Data2: Zinc
 Data2: Zirconium
 Equation: van't Hoff equation
 Glossary: Boiling Point
 Glossary: Enthalpy Change of Fusion (Heat of Fusion)
 Glossary: Enthalpy Change of Vapourisation
 Glossary: Kelvin (absolute temperature)
 Glossary: pH
 Glossary: Specific heat
 Glossary: Speed of Sound
 Glossary: Standard Temperature and Pressure (STP)
 Glossary: Temperature
 Production: Actinium
 Production: Aluminium
 Production: Hydrogen
 Production: Iron
 Production: Neptunium
 Production: Sodium
 Production: Strontium
 Production: Titanium
 Reactions: Beryllium
 Reactions: Bromine
 Reactions: Carbon
 Reactions: Chlorine
 Reactions: Chromium
 Reactions: Cobalt
 Reactions: Fluorine
 Reactions: Iodine
 Reactions: Krypton
 Reactions: Lead
 Reactions: Mercury
 Reactions: Osmium
 Reactions: Phosphorus
 Reactions: Rhenium
 Reactions: Rhodium
 Reactions: Ruthenium
 Reactions: Selenium
 Reactions: Silicon
 Reactions: Strontium
 Reactions: Tellurium
 Reactions: Titanium
 Reactions: Tungsten
 Reactions: Uranium
 
degeneration (1)
 Data1: Lanthanum
 
degradation (1)
 Compounds: Boron
 
degrade (2)
 Compounds: Boron
 Glossary: Desiccant
 
degrades (1)
 Data1: Radium
 
degree (8)
 Biography: Albert Ghiorso
 Biography: Julius Caesar Scaliger
 Biography: Robert Wilhelm Bunsen
 Compounds: Silver
 Glossary: Magnetic Susceptibility (Mass)
 Glossary: Magnetic Susceptibility (Molar)
 Glossary: Oxidation State
 Production: Cadmium
 
degrees (13)
 Biography: (Gabriel) Daniel Fahrenheit
 Compounds: Hafnium
 Compounds: Neodymium
 Compounds: Zirconium
 Data1: Beryllium
 Data1: Nitrogen
 Equation: Avogadro's law
 Equation: Temperature in kelvin from degrees celsius conversion
 Glossary: Centigrade (celsius)
 Glossary: Fahrenheit
 Glossary: Kelvin (absolute temperature)
 Glossary: Temperature
 Glossary: Thermal Conductivity
 
dehydrating (1)
 Data1: Calcium
 
dehydration (1)
 Data1: Zinc
 
del (3)
 Data1: Platinum
 Data1: Vanadium
 On This Day... 10 November
 
delafontaine (2)
 Biography: Jacques-Louis Soret
 Data1: Holmium
 
delay (1)
 Biography: Karl Wilhelm Scheele
 
delayed (1)
 Isotope: Helium
 
deliberate (1)
 Production: Technetium
 
deliquescent (4)
 Compounds: Lithium
 Glossary: Deliquescent
 Glossary: Desiccant
 Glossary: Hygroscopic
 
deliver (1)
 Biography: Smithson Tennant
 
delivered (2)
 Compounds: Silver
 Production: Uranium
 
delivery (1)
 Compounds: Vanadium
 
delocalise (1)
 Document: The Transition Metals (Groups 3 to 12)
 
delocalised (1)
 Allotrope: Carbon
 
demagnetization (1)
 Data1: Samarium
 
demand (12)
 Country: Algeria
 Country: Peru
 Country: United Kingdom
 Country: United States of America
 Data1: Germanium
 Data1: Iodine
 Data1: Iridium
 Data1: Praseodymium
 Data1: Rhenium
 Data1: Selenium
 Production: Gold
 Production: Indium
 
demarcay (3)
 Biography: Eugene-Antole Demarcay
 Data1: Europium
 On This Day... 1 January
 
demjanov (1)
 On This Day... 27 March
 
democratic (10)
 Country: Democratic People's Republic of Korea
 Country: Democratic Republic of Congo
 Data1: Niobium
 Data1: Protactinium
 Data1: Tantalum
 Production: Cobalt
 Production: Niobium
 Production: Protactinium
 Production: Radium
 Production: Tantalum
 
demon (1)
 On This Day... 13 June
 
demonstated (1)
 On This Day... 16 October
 
demonstrated (16)
 Allotrope: Carbon
 Allotrope: Sulfur
 Biography: Antoine-Laurent de Lavoisier
 Biography: Henry Cavendish
 Biography: Michael Faraday
 Biography: Pierre Jules César Janssen
 Biography: Robert Wilhelm Bunsen
 Biography: William Gregor
 Data1: Bismuth
 Data1: Helium
 Data1: Meitnerium
 Isotope: Bismuth
 On This Day... 12 January
 On This Day... 2 February
 On This Day... 26 March
 Production: Technetium
 
demonstration (5)
 Biography: Joseph Louis Gay-Lussac
 Biography: Karl Wilhelm Scheele
 Biography: William Hyde Wollaston
 Compounds: Iodine
 Compounds: Nitrogen
 
demonstrator (1)
 Biography: Antoine-Jerome Balard
 
dempster (3)
 Biography: Arthur Jeffrey Dempster
 Isotope: Uranium
 On This Day... 14 August
 
denied (1)
 Data1: Gallium
 
denies (1)
 Biography: Julius Caesar Scaliger
 
denis (2)
 On This Day... 21 June
 On This Day... 22 August
 
denmark (5)
 Biography: Dirk Coster
 Biography: George Charles de Hevesy
 Biography: Hans Christian Oersted
 Data1: Aluminium
 Data1: Hafnium
 
denomination (1)
 Data1: Tungsten
 
denoted (1)
 Glossary: Heat Capacity
 
dense (12)
 Country: Outer space
 Data1: Barium
 Data1: Osmium
 Data1: Potassium
 Data1: Uranium
 Document: The Actinoid Series
 Glossary: Alpha Decay
 Glossary: Convection
 Glossary: Gamma Ray
 Isotope: Polonium
 Isotope: Ytterbium
 Production: Iron
 
denser (5)
 Allotrope: Carbon
 Biography: John William Strutt Rayleigh
 Data1: Bismuth
 Glossary: Convection
 Glossary: Heavy water (D2O)
 
densest (3)
 Allotrope: Selenium
 Allotrope: Sulfur
 Production: Iridium
 
densifying (1)
 Compounds: Titanium
 
densities (3)
 Allotrope: Plutonium
 Document: The Alkali (Group 1) Metals
 Glossary: Convection
 
density (140)
 Allotrope: Boron
 Allotrope: Carbon
 Allotrope: Selenium
 Biography: Henry Cavendish
 Biography: John William Strutt Rayleigh
 Compounds: Hafnium
 Data1: Actinium
 Data1: Aluminium
 Data1: Americium
 Data1: Antimony
 Data1: Argon
 Data1: Arsenic
 Data1: Astatine
 Data1: Barium
 Data1: Berkelium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Bohrium
 Data1: Boron
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Curium
 Data1: Darmstadtium
 Data1: Dubnium
 Data1: Dysprosium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Germanium
 Data1: Gold
 Data1: Hafnium
 Data1: Hassium
 Data1: Helium
 Data1: Holmium
 Data1: Hydrogen
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Iron
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lawrencium
 Data1: Lead
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Manganese
 Data1: Meitnerium
 Data1: Mendelevium
 Data1: Mercury
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Nickel
 Data1: Niobium
 Data1: Nitrogen
 Data1: Nobelium
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Praseodymium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Roentgenium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Rutherfordium
 Data1: Samarium
 Data1: Scandium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Sodium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Tin
 Data1: Titanium
 Data1: Tungsten
 Data1: Ununbium
 Data1: Ununhexium
 Data1: Ununoctium
 Data1: Ununpentium
 Data1: Ununquadium
 Data1: Ununseptium
 Data1: Ununtrium
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zinc
 Data1: Zirconium
 Document: The Alkali (Group 1) Metals
 Document: The Alkaline Earth Metals (Group 2)
 Document: The Transition Metals (Groups 3 to 12)
 Equation: Density
 Glossary: Alkali Metal
 Glossary: Alkali Metal (alkaline-earth metals)
 Glossary: Allotrope
 Glossary: Alloy
 Glossary: Electron
 Glossary: Transition Metals
 Glossary: Young's Modulus
 Isotope: Cobalt
 Isotope: Gadolinium
 Isotope: Strontium
 Production: Mercury
 Production: Zinc
 
dental (7)
 Compounds: Calcium
 Compounds: Phosphorus
 Compounds: Potassium
 Compounds: Sodium
 Data1: Germanium
 Data1: Holmium
 Data1: Platinum
 
dentin (1)
 Compounds: Calcium
 
dentist (1)
 On This Day... 11 December
 
dentistry (4)
 Compounds: Nitrogen
 Data1: Germanium
 Data1: Gold
 Data1: Palladium
 
dentists (2)
 Biography: Sir Humphry Davy
 Compounds: Nitrogen
 
deny (1)
 Biography: Julius Caesar Scaliger
 
deodorant (1)
 Data1: Zinc
 
deodorants (1)
 Compounds: Aluminium
 
deodorize (1)
 Compounds: Oxygen
 
deoxidizer (2)
 Data1: Lithium
 Data1: Titanium
 
deoxyribonucleic (5)
 On This Day... 2 April
 On This Day... 21 March
 On This Day... 25 July
 On This Day... 6 April
 On This Day... 8 June
 
departement (1)
 Biography: Louis Jacques Thenard
 
department (8)
 Biography: Dale R. Corson
 Biography: Emilio Gino Segre
 Biography: Gottfried Münzenberg
 Biography: Lise Meitner
 Country: Colombia
 Data1: Fermium
 Data1: Gold
 On This Day... 17 July
 
depend (1)
 Reactions: Zinc
 
depended (1)
 Data1: Boron
 
dependence (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
dependent (5)
 Compounds: Fluorine
 Compounds: Sodium
 Glossary: Heat Capacity
 Glossary: Proton
 Production: Cadmium
 
depending (14)
 Allotrope: Carbon
 Compounds: Carbon
 Data1: Carbon
 Glossary: Double Electron Capture
 Glossary: Vickers Hardness
 Production: Aluminium
 Production: Gold
 Production: Iron
 Production: Palladium
 Production: Radon
 Production: Uranium
 Reactions: Palladium
 Reactions: Platinum
 Reactions: Uranium
 
depends (4)
 Biography: John William Strutt Rayleigh
 Biography: Sir William Crookes
 Compounds: Strontium
 Glossary: Thermal Conductivity
 
dephlogisticated (3)
 Biography: Joseph Priestley
 Data1: Chlorine
 Data1: Oxygen
 
depleted (4)
 Data1: Uranium
 Document: The Actinoid Series
 Glossary: Gamma Ray
 Production: Tellurium
 
depletion (1)
 Production: Europium
 
deployed (1)
 Isotope: Polonium
 
deposit (12)
 Country: Australia
 Country: Bolivia
 Country: Canada
 Country: Outer space
 Country: Russia
 Data1: Europium
 Data1: Samarium
 Production: Lanthanum
 Production: Nickel
 Production: Platinum
 Production: Sulfur
 Production: Uranium
 
deposited (5)
 Compounds: Sodium
 Compounds: Titanium
 Country: Oceans / Seas
 Data1: Radium
 Production: Chlorine
 
deposition (3)
 Compounds: Sodium
 Data1: Rhenium
 Production: Samarium
 
depository (1)
 Data1: Gold
 
deposits (69)
 Country: Argentina
 Country: Australia
 Country: Botswana
 Country: Brazil
 Country: Canada
 Country: Chile
 Country: China
 Country: Colombia
 Country: Democratic Republic of Congo
 Country: Gabon
 Country: Ghana
 Country: Guinea
 Country: India
 Country: Jamaica
 Country: Kazakhstan
 Country: Madagascar
 Country: Mexico
 Country: Norway
 Country: Oceans / Seas
 Country: Peru
 Country: Russia
 Country: South Africa
 Country: Turkey
 Country: United Kingdom
 Country: United States of America
 Data1: Boron
 Data1: Carbon
 Data1: Gadolinium
 Data1: Gold
 Data1: Helium
 Data1: Iridium
 Data1: Magnesium
 Data1: Nickel
 Data1: Sulfur
 Data1: Titanium
 Data1: Tungsten
 Data1: Vanadium
 Glossary: Alpha Decay
 Production: Aluminium
 Production: Boron
 Production: Caesium
 Production: Carbon
 Production: Cerium
 Production: Chlorine
 Production: Chromium
 Production: Copper
 Production: Gold
 Production: Iridium
 Production: Lanthanum
 Production: Manganese
 Production: Mercury
 Production: Nickel
 Production: Niobium
 Production: Palladium
 Production: Phosphorus
 Production: Platinum
 Production: Potassium
 Production: Radium
 Production: Rubidium
 Production: Ruthenium
 Production: Strontium
 Production: Sulfur
 Production: Thorium
 Production: Titanium
 Production: Tungsten
 Production: Uranium
 Production: Vanadium
 Production: Zinc
 Production: Zirconium
 
depreciated (1)
 Glossary: Rare Earth Elements
 
depressed (2)
 Biography: Jöns Jacob Berzelius
 Country: United States of America
 
depression (2)
 Data1: Antimony
 Data1: Lithium
 
depth (2)
 Biography: Pierre Jules César Janssen
 Production: Astatine
 
depths (1)
 Biography: Robert Wilhelm Bunsen
 
deputies (1)
 Biography: Louis Jacques Thenard
 
der (123)
 Biography: Ida Eva Tacke Noddack
 Data2: Actinium
 Data2: Aluminium
 Data2: Americium
 Data2: Antimony
 Data2: Argon
 Data2: Arsenic
 Data2: Astatine
 Data2: Barium
 Data2: Berkelium
 Data2: Beryllium
 Data2: Bismuth
 Data2: Bohrium
 Data2: Boron
 Data2: Bromine
 Data2: Cadmium
 Data2: Caesium
 Data2: Calcium
 Data2: Californium
 Data2: Carbon
 Data2: Cerium
 Data2: Chlorine
 Data2: Chromium
 Data2: Cobalt
 Data2: Copper
 Data2: Curium
 Data2: Darmstadtium
 Data2: Dubnium
 Data2: Dysprosium
 Data2: Einsteinium
 Data2: Erbium
 Data2: Europium
 Data2: Fermium
 Data2: Fluorine
 Data2: Francium
 Data2: Gadolinium
 Data2: Gallium
 Data2: Germanium
 Data2: Gold
 Data2: Hafnium
 Data2: Hassium
 Data2: Helium
 Data2: Holmium
 Data2: Hydrogen
 Data2: Indium
 Data2: Iodine
 Data2: Iridium
 Data2: Iron
 Data2: Krypton
 Data2: Lanthanum
 Data2: Lawrencium
 Data2: Lead
 Data2: Lithium
 Data2: Lutetium
 Data2: Magnesium
 Data2: Manganese
 Data2: Meitnerium
 Data2: Mendelevium
 Data2: Mercury
 Data2: Molybdenum
 Data2: Neodymium
 Data2: Neon
 Data2: Neptunium
 Data2: Nickel
 Data2: Niobium
 Data2: Nitrogen
 Data2: Nobelium
 Data2: Osmium
 Data2: Oxygen
 Data2: Palladium
 Data2: Phosphorus
 Data2: Platinum
 Data2: Plutonium
 Data2: Polonium
 Data2: Potassium
 Data2: Praseodymium
 Data2: Promethium
 Data2: Protactinium
 Data2: Radium
 Data2: Radon
 Data2: Rhenium
 Data2: Rhodium
 Data2: Roentgenium
 Data2: Rubidium
 Data2: Ruthenium
 Data2: Rutherfordium
 Data2: Samarium
 Data2: Scandium
 Data2: Seaborgium
 Data2: Selenium
 Data2: Silicon
 Data2: Silver
 Data2: Sodium
 Data2: Strontium
 Data2: Sulfur
 Data2: Tantalum
 Data2: Technetium
 Data2: Tellurium
 Data2: Terbium
 Data2: Thallium
 Data2: Thorium
 Data2: Thulium
 Data2: Tin
 Data2: Titanium
 Data2: Tungsten
 Data2: Ununbium
 Data2: Ununhexium
 Data2: Ununoctium
 Data2: Ununpentium
 Data2: Ununquadium
 Data2: Ununseptium
 Data2: Ununtrium
 Data2: Uranium
 Data2: Vanadium
 Data2: Xenon
 Data2: Ytterbium
 Data2: Yttrium
 Data2: Zinc
 Data2: Zirconium
 Equation: Van der Waals equation
 Glossary: van der Waals radius
 On This Day... 23 November
 On This Day... 5 March
 
derailments (1)
 Data1: Phosphorus
 
derbyshire (1)
 Data1: Lead
 
dereham (1)
 Biography: William Hyde Wollaston
 
derivation (2)
 Data1: Fluorine
 Production: Fluorine
 
derivative (1)
 Compounds: Gold
 
derivatives (5)
 Biography: Robert Wilhelm Bunsen
 Data1: Oxygen
 On This Day... 26 March
 On This Day... 28 December
 On This Day... 7 January
 
derivatures (1)
 Data1: Tin
 
derived (26)
 Allotrope: Carbon
 Biography: Carl Gustav Mosander
 Biography: John Dalton
 Compounds: Fluorine
 Compounds: Magnesium
 Compounds: Sodium
 Data1: Barium
 Data1: Cobalt
 Data1: Dysprosium
 Data1: Hassium
 Data1: Neodymium
 Data1: Osmium
 Data1: Potassium
 Data1: Promethium
 Data1: Rutherfordium
 Data1: Samarium
 Data1: Tantalum
 Data1: Technetium
 Data1: Tungsten
 Document: The Noble Gases (Group 18)
 Glossary: Baryon
 Glossary: Noble Gasses (inert gasses)
 Isotope: Xenon
 Production: Helium
 Production: Krypton
 Production: Titanium
 
derives (3)
 Data1: Lead
 Data1: Manganese
 Data1: Ruthenium
 
dermatitis (3)
 Compounds: Sodium
 Data1: Aluminium
 Data1: Gallium
 
dermatological (1)
 Compounds: Copper
 
dersormes (1)
 Data1: Iodine
 
des (4)
 Biography: Louis Jacques Thenard
 Biography: Robert Wilhelm Bunsen
 Data1: Uranium
 Production: Palladium
 
desaga (1)
 Biography: Robert Wilhelm Bunsen
 
desalinate (1)
 Biography: Sir Humphry Davy
 
desalination (1)
 Data1: Titanium
 
descoltils (1)
 Data1: Iridium
 
descotils (1)
 Data1: Vanadium
 
describe (10)
 Data1: Barium
 Data1: Gold
 Data1: Hydrogen
 Data1: Phosphorus
 Document:
 Glossary: Bulk Modulus
 Glossary: Electron Capture
 Glossary: Energy Levels
 Glossary: Speed of Sound
 On This Day... 24 March
 
described (23)
 Allotrope: Carbon
 Biography: Antoine Alexandre Brutus Bussy
 Biography: Daniel Rutherford
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Henry Cavendish
 Biography: Robert Wilhelm Bunsen
 Country: Russia
 Data1: Aluminium
 Data1: Bismuth
 Data1: Chlorine
 Data1: Fluorine
 Data1: Gallium
 Data1: Hydrogen
 Data1: Iodine
 Data1: Lutetium
 Data1: Oxygen
 Data1: Sulfur
 Data1: Ununhexium
 Glossary: Photon
 On This Day... 24 March
 On This Day... 7 September
 Production: Fluorine
 Production: Magnesium
 
describes (8)
 Glossary: Bulk Modulus
 Glossary: Half Life
 Glossary: Island of Stability
 Glossary: Orbital
 Glossary: Quantum Mechanics
 Glossary: Reagent
 Glossary: Shear Modulus
 Glossary: Viscosity
 
describing (1)
 Production: Rhenium
 
description (3)
 Data1: Platinum
 Data1: Tungsten
 On This Day... 21 March
 
descriptive (1)
 Isotope: Hydrogen
 
desert (3)
 Country: United States of America
 Production: Boron
 Production: Gold
 
deserts (1)
 Production: Uranium
 
deserve (1)
 Biography: Louis Jacques Thenard
 
deserves (2)
 Biography: Jöns Jacob Berzelius
 Biography: Joseph Louis Gay-Lussac
 
deserving (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
deshonore (1)
 Biography: Julius Caesar Scaliger
 
desiccant (4)
 Compounds: Calcium
 Compounds: Lithium
 Glossary: Deliquescent
 Glossary: Desiccant
 
desiccants (1)
 Glossary: Desiccant
 
desiccating (1)
 On This Day... 9 June
 
design (5)
 Biography: Arthur Jeffrey Dempster
 Biography: Dale R. Corson
 Biography: Edwin Mattison McMillan
 Biography: Julius Caesar Scaliger
 Biography: Robert Wilhelm Bunsen
 
designated (2)
 Data1: Nickel
 Glossary: Air
 
designation (1)
 Data1: Nickel
 
designed (7)
 Biography: Sir Humphry Davy
 Data1: Lithium
 Glossary: Alloy
 Glossary: Periodic Table
 On This Day... 16 February
 On This Day... 16 March
 Production: Technetium
 
desirable (5)
 Compounds: Silicon
 Data1: Gold
 Data1: Praseodymium
 Glossary: Alloy
 Production: Hydrogen
 
desire (1)
 Biography: Jöns Jacob Berzelius
 
desired (1)
 Isotope: Plutonium
 
desizing (1)
 Compounds: Sodium
 
desormes (2)
 Biography: Bernard Courtois
 Data1: Iodine
 
despite (11)
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Irene Joliot-Curie
 Biography: John Dalton
 Biography: Karl Wilhelm Scheele
 Compounds: Potassium
 Country: United States of America
 Data1: Bohrium
 Data1: Molybdenum
 Data1: Selenium
 Glossary: Magnetic Ordering
 Production: Palladium
 
despoiled (1)
 Biography: Julius Caesar Scaliger
 
dessicant (2)
 Compounds: Bromine
 Compounds: Lithium
 
destroy (3)
 Biography: Jöns Jacob Berzelius
 Data1: Argon
 Glossary: Desiccant
 
destroyed (6)
 Biography: John Dalton
 Data1: Cobalt
 Data1: Hydrogen
 Data1: Iodine
 Data1: Sulfur
 Glossary: Antimatter
 
destroying (2)
 Biography: Joseph Priestley
 Glossary: Molecule
 
destroys (1)
 Data1: Curium
 
destruction (2)
 Biography: Dmitriy Ivanovich Mendeleyev
 Compounds: Phosphorus
 
destructive (1)
 Production: Thallium
 
desulfurization (1)
 Data1: Calcium
 
desulfurize (1)
 Compounds: Calcium
 
desulfurizing (1)
 Compounds: Sodium
 
detail (2)
 Data1: Dysprosium
 Data1: Gadolinium
 
detailed (1)
 Data1: Lanthanum
 
details (5)
 Biography: Friedrich Ernst Dorn
 Biography: Julius Caesar Scaliger
 Data1: Ununseptium
 Glossary: IUPAC
 Reactions: Radon
 
detect (11)
 Biography: Albert Ghiorso
 Biography: Robert Wilhelm Bunsen
 Compounds: Iodine
 Compounds: Sodium
 Data1: Californium
 Data1: Chromium
 Data1: Cobalt
 Data1: Technetium
 Glossary: Anti-Neutrino
 Glossary: Temperature
 Isotope: Technetium
 
detectable (2)
 Compounds: Phosphorus
 Glossary: Double Electron Capture
 
detected (27)
 Allotrope: Sulfur
 Biography: Friedrich Ernst Dorn
 Biography: Pierre Jules César Janssen
 Biography: Walter Noddack
 Country: Outer space
 Data1: Bismuth
 Data1: Californium
 Data1: Chlorine
 Data1: Cobalt
 Data1: Dubnium
 Data1: Helium
 Data1: Lawrencium
 Data1: Phosphorus
 Data1: Rhenium
 Data1: Rutherfordium
 Data1: Technetium
 Data1: Terbium
 Data1: Vanadium
 Data1: Zirconium
 Document: The Noble Gases (Group 18)
 Isotope: Bismuth
 On This Day... 19 October
 On This Day... 8 July
 Production: Nitrogen
 Production: Titanium
 Production: Vanadium
 Production: Zirconium
 
detecting (2)
 Data1: Thallium
 Glossary: Gamma Ray
 
detection (17)
 Biography: Clemens Alexander Winkler
 Compounds: Cadmium
 Compounds: Iodine
 Compounds: Lead
 Compounds: Lithium
 Compounds: Lutetium
 Compounds: Tantalum
 Compounds: Zinc
 Country: Outer space
 Data1: Cadmium
 Data1: Neptunium
 Data1: Osmium
 Data1: Radon
 Data1: Technetium
 Glossary: Double Electron Capture
 Glossary: Neutrino
 On This Day... 5 December
 
detector (3)
 Biography: Peter Armbruster
 Compounds: Iodine
 Isotope: Americium
 
detectors (22)
 Compounds: Aluminium
 Compounds: Americium
 Compounds: Cadmium
 Compounds: Indium
 Compounds: Lead
 Compounds: Lithium
 Compounds: Palladium
 Compounds: Rubidium
 Compounds: Selenium
 Compounds: Silicon
 Compounds: Tantalum
 Compounds: Zinc
 Data1: Americium
 Data1: Antimony
 Data1: Lawrencium
 Data1: Neon
 Data1: Palladium
 Data1: Radon
 Data1: Scandium
 Document: The Actinoid Series
 Glossary: X-Rays
 Isotope: Barium
 
detention (1)
 Biography: Irene Joliot-Curie
 
detergent (1)
 Compounds: Sodium
 
detergents (4)
 Compounds: Boron
 Compounds: Sodium
 Data1: Phosphorus
 Data1: Sulfur
 
deteriorate (1)
 Biography: Irene Joliot-Curie
 
determination (9)
 Biography: John William Strutt Rayleigh
 Biography: Robert Wilhelm Bunsen
 Data1: Curium
 On This Day... 10 December
 On This Day... 14 February
 On This Day... 21 August
 On This Day... 21 March
 On This Day... 29 January
 On This Day... 4 March
 
determinations (4)
 Biography: Jean Charles Galissard de Marignac
 Biography: Jöns Jacob Berzelius
 Data1: Thallium
 On This Day... 31 January
 
determine (16)
 Biography: Arthur Jeffrey Dempster
 Biography: Henry Cavendish
 Biography: Jöns Jacob Berzelius
 Biography: Joseph Louis Gay-Lussac
 Biography: Morris Travers
 Biography: Robert Wilhelm Bunsen
 Compounds: Oxygen
 Data1: Berkelium
 Data1: Francium
 Data1: Helium
 Data1: Plutonium
 Glossary: Emission Spectrum
 Isotope: Nickel
 Isotope: Strontium
 Production: Rhodium
 Production: Technetium
 
determined (18)
 Biography: Henry Cavendish
 Biography: Julius Caesar Scaliger
 Biography: Robert Wilhelm Bunsen
 Compounds: Krypton
 Country: United Kingdom
 Data1: Lead
 Data1: Molybdenum
 Data1: Radon
 Data1: Rubidium
 Data1: Technetium
 Data1: Titanium
 Data1: Uranium
 Data1: Ytterbium
 Glossary: Electronegativity
 Glossary: Liquid
 On This Day... 12 May
 On This Day... 8 June
 Production: Europium
 
determines (5)
 Glossary: Atomic Number (Z)
 Glossary: Neutron
 Reactions: Bromine
 Reactions: Chlorine
 Reactions: Iodine
 
determining (4)
 Data1: Carbon
 Data1: Plutonium
 Glossary: Spontaneous Fission
 Glossary: Temperature
 
detonate (1)
 Data1: Potassium
 
detonated (1)
 Production: Technetium
 
detonation (3)
 Compounds: Lead
 Data1: Plutonium
 Isotope: Caesium
 
detonations (1)
 Isotope: Chlorine
 
detonator (1)
 Compounds: Lead
 
deuterate (1)
 Compounds: Xenon
 
deuteride (1)
 Compounds: Lithium
 
deuterium (4)
 Data1: Hydrogen
 Glossary: Heavy water (D2O)
 Isotope: Hydrogen
 On This Day... 26 March
 
deuteron (1)
 Data1: Plutonium
 
deuterons (3)
 Data1: Technetium
 On This Day... 14 December
 Production: Francium
 
deutsche (1)
 Biography: Peter Armbruster
 
develop (7)
 Biography: (Gabriel) Daniel Fahrenheit
 Biography: Pierre Curie
 Biography: Robert Wilhelm Bunsen
 Data1: Lead
 Data1: Plutonium
 Data1: Tellurium
 On This Day... 21 July
 
developed (57)
 Biography: Arthur Jeffrey Dempster
 Biography: Jöns Jacob Berzelius
 Biography: Joseph Louis Gay-Lussac
 Biography: Louis Jacques Thenard
 Biography: Peter Armbruster
 Biography: William Hyde Wollaston
 Compounds: Barium
 Compounds: Dysprosium
 Compounds: Nitrogen
 Compounds: Silver
 Compounds: Sodium
 Compounds: Tantalum
 Compounds: Terbium
 Country: United Kingdom
 Data1: Chromium
 Data1: Copper
 Data1: Europium
 Data1: Holmium
 Data1: Neodymium
 Data1: Phosphorus
 Data1: Radon
 Data1: Tellurium
 Data1: Tin
 Data1: Yttrium
 Glossary: Goldschmidt Classification
 Glossary: Vickers Hardness
 On This Day... 10 July
 On This Day... 14 February
 On This Day... 14 January
 On This Day... 16 April
 On This Day... 16 August
 On This Day... 16 December
 On This Day... 17 December
 On This Day... 17 October
 On This Day... 18 June
 On This Day... 19 August
 On This Day... 2 February
 On This Day... 2 March
 On This Day... 20 February
 On This Day... 21 August
 On This Day... 23 January
 On This Day... 23 June
 On This Day... 24 August
 On This Day... 26 February
 On This Day... 28 April
 On This Day... 3 May
 On This Day... 31 December
 On This Day... 4 February
 On This Day... 5 February
 On This Day... 6 January
 On This Day... 6 May
 On This Day... 7 April
 On This Day... 7 August
 On This Day... 7 February
 Production: Erbium
 Production: Francium
 Production: Ytterbium
 
developer (5)
 Compounds: Sodium
 On This Day... 11 May
 On This Day... 15 March
 On This Day... 31 December
 On This Day... 5 December
 
developing (5)
 Biography: Joseph Louis Gay-Lussac
 Biography: Michael Faraday
 Compounds: Sodium
 Data1: Plutonium
 On This Day... 24 July
 
development (31)
 Biography: Arthur Jeffrey Dempster
 Biography: Enrico Fermi
 Biography: George Charles de Hevesy
 Biography: Glenn Theodore Seaborg
 Biography: John Dalton
 Biography: Jöns Jacob Berzelius
 Biography: Joseph Louis Gay-Lussac
 Biography: Robert Wilhelm Bunsen
 Compounds: Iodine
 Compounds: Sulfur
 Data1: Caesium
 Data1: Cerium
 Data1: Copper
 Data1: Dysprosium
 Data1: Europium
 Data1: Germanium
 Data1: Indium
 Data1: Lanthanum
 Data1: Rubidium
 Data1: Selenium
 Data1: Uranium
 Isotope: Beryllium
 On This Day... 10 July
 On This Day... 14 February
 On This Day... 23 January
 On This Day... 3 October
 On This Day... 31 December
 On This Day... 31 October
 Production: Helium
 Production: Nickel
 Production: Strontium
 
developments (1)
 Biography: Robert Wilhelm Bunsen
 
develops (1)
 Data1: Scandium
 
deviate (1)
 Equation: Avogadro's law
 
device (3)
 Biography: Sir William Crookes
 Biography: William Hyde Wollaston
 Compounds: Zinc
 
devices (16)
 Allotrope: Carbon
 Allotrope: Oxygen
 Biography: Albert Ghiorso
 Compounds: Arsenic
 Compounds: Cadmium
 Compounds: Gallium
 Compounds: Lithium
 Compounds: Zinc
 Data1: Aluminium
 Data1: Germanium
 Data1: Lithium
 Data1: Lutetium
 Data1: Tellurium
 Data1: Terbium
 Isotope: Hydrogen
 Isotope: Thulium
 
devil (1)
 Data1: Nickel
 
deville (2)
 Data1: Aluminium
 On This Day... 11 March
 
devised (10)
 Biography: Joseph Louis Gay-Lussac
 Biography: Pierre Jules César Janssen
 Biography: Robert Wilhelm Bunsen
 Data1: Iron
 Data1: Mendelevium
 Glossary: The Pauling Scale
 On This Day... 12 February
 On This Day... 13 June
 On This Day... 18 February
 On This Day... 26 March
 
deviser (1)
 On This Day... 26 November
 
devon (2)
 Country: United Kingdom
 Data1: Tin
 
devonshire (1)
 Biography: Henry Cavendish
 
devote (3)
 Biography: Charles Hatchett
 Biography: Robert Wilhelm Bunsen
 Biography: William Hyde Wollaston
 
devoted (4)
 Biography: Julius Caesar Scaliger
 Biography: Sir Humphry Davy
 Biography: Smithson Tennant
 Data1: Carbon
 
devoting (1)
 Biography: Karl Wilhelm Scheele
 
devotion (2)
 Biography: Antoine-Laurent de Lavoisier
 Biography: Jöns Jacob Berzelius
 
dewar (2)
 On This Day... 17 July
 On This Day... 20 September
 
dexter (1)
 Country: United States of America
 
dextran (1)
 On This Day... 19 March
 
dgfrs (2)
 Data1: Ununpentium
 Data1: Ununtrium
 
di (1)
 Data1: Mercury
 
di} (1)
 Equation: Reaction quotient
 
diablo (1)
 Allotrope: Carbon
 
diagnose (1)
 Glossary: Gamma Ray
 
diagnosed (2)
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Irene Joliot-Curie
 
diagnosis (1)
 Compounds: Technetium
 
diagnostic (4)
 Data1: Barium
 Data1: Plutonium
 Data1: Technetium
 Glossary: Gamma Ray
 
diagram (118)
 Names: Actinium
 Names: Aluminium
 Names: Americium
 Names: Antimony
 Names: Argon
 Names: Arsenic
 Names: Astatine
 Names: Barium
 Names: Berkelium
 Names: Beryllium
 Names: Bismuth
 Names: Bohrium
 Names: Boron
 Names: Bromine
 Names: Cadmium
 Names: Caesium
 Names: Calcium
 Names: Californium
 Names: Carbon
 Names: Cerium
 Names: Chlorine
 Names: Chromium
 Names: Cobalt
 Names: Copper
 Names: Curium
 Names: Darmstadtium
 Names: Dubnium
 Names: Dysprosium
 Names: Einsteinium
 Names: Erbium
 Names: Europium
 Names: Fermium
 Names: Fluorine
 Names: Francium
 Names: Gadolinium
 Names: Gallium
 Names: Germanium
 Names: Gold
 Names: Hafnium
 Names: Hassium
 Names: Helium
 Names: Holmium
 Names: Hydrogen
 Names: Indium
 Names: Iodine
 Names: Iridium
 Names: Iron
 Names: Krypton
 Names: Lanthanum
 Names: Lawrencium
 Names: Lead
 Names: Lithium
 Names: Lutetium
 Names: Magnesium
 Names: Manganese
 Names: Meitnerium
 Names: Mendelevium
 Names: Mercury
 Names: Molybdenum
 Names: Neodymium
 Names: Neon
 Names: Neptunium
 Names: Nickel
 Names: Niobium
 Names: Nitrogen
 Names: Nobelium
 Names: Osmium
 Names: Oxygen
 Names: Palladium
 Names: Phosphorus
 Names: Platinum
 Names: Plutonium
 Names: Polonium
 Names: Potassium
 Names: Praseodymium
 Names: Promethium
 Names: Protactinium
 Names: Radium
 Names: Radon
 Names: Rhenium
 Names: Rhodium
 Names: Roentgenium
 Names: Rubidium
 Names: Ruthenium
 Names: Rutherfordium
 Names: Samarium
 Names: Scandium
 Names: Seaborgium
 Names: Selenium
 Names: Silicon
 Names: Silver
 Names: Sodium
 Names: Strontium
 Names: Sulfur
 Names: Tantalum
 Names: Technetium
 Names: Tellurium
 Names: Terbium
 Names: Thallium
 Names: Thorium
 Names: Thulium
 Names: Tin
 Names: Titanium
 Names: Tungsten
 Names: Ununbium
 Names: Ununhexium
 Names: Ununoctium
 Names: Ununpentium
 Names: Ununquadium
 Names: Ununseptium
 Names: Ununtrium
 Names: Uranium
 Names: Vanadium
 Names: Xenon
 Names: Ytterbium
 Names: Yttrium
 Names: Zinc
 Names: Zirconium
 
diagrams (1191)
 Allotrope: Arsenic
 Allotrope: Boron
 Allotrope: Carbon
 Allotrope: Oxygen
 Allotrope: Phosphorus
 Allotrope: Plutonium
 Allotrope: Selenium
 Allotrope: Sulfur
 Allotrope: Tin
 Allotrope: Uranium
 Allotrope: Ytterbium
 Atomic data: Actinium
 Atomic data: Aluminium
 Atomic data: Americium
 Atomic data: Antimony
 Atomic data: Argon
 Atomic data: Arsenic
 Atomic data: Astatine
 Atomic data: Barium
 Atomic data: Berkelium
 Atomic data: Beryllium
 Atomic data: Bismuth
 Atomic data: Bohrium
 Atomic data: Boron
 Atomic data: Bromine
 Atomic data: Cadmium
 Atomic data: Caesium
 Atomic data: Calcium
 Atomic data: Californium
 Atomic data: Carbon
 Atomic data: Cerium
 Atomic data: Chlorine
 Atomic data: Chromium
 Atomic data: Cobalt
 Atomic data: Copper
 Atomic data: Curium
 Atomic data: Darmstadtium
 Atomic data: Dubnium
 Atomic data: Dysprosium
 Atomic data: Einsteinium
 Atomic data: Erbium
 Atomic data: Europium
 Atomic data: Fermium
 Atomic data: Fluorine
 Atomic data: Francium
 Atomic data: Gadolinium
 Atomic data: Gallium
 Atomic data: Germanium
 Atomic data: Gold
 Atomic data: Hafnium
 Atomic data: Hassium
 Atomic data: Helium
 Atomic data: Holmium
 Atomic data: Hydrogen
 Atomic data: Indium
 Atomic data: Iodine
 Atomic data: Iridium
 Atomic data: Iron
 Atomic data: Krypton
 Atomic data: Lanthanum
 Atomic data: Lawrencium
 Atomic data: Lead
 Atomic data: Lithium
 Atomic data: Lutetium
 Atomic data: Magnesium
 Atomic data: Manganese
 Atomic data: Meitnerium
 Atomic data: Mendelevium
 Atomic data: Mercury
 Atomic data: Molybdenum
 Atomic data: Neodymium
 Atomic data: Neon
 Atomic data: Neptunium
 Atomic data: Nickel
 Atomic data: Niobium
 Atomic data: Nitrogen
 Atomic data: Nobelium
 Atomic data: Osmium
 Atomic data: Oxygen
 Atomic data: Palladium
 Atomic data: Phosphorus
 Atomic data: Platinum
 Atomic data: Plutonium
 Atomic data: Polonium
 Atomic data: Potassium
 Atomic data: Praseodymium
 Atomic data: Promethium
 Atomic data: Protactinium
 Atomic data: Radium
 Atomic data: Radon
 Atomic data: Rhenium
 Atomic data: Rhodium
 Atomic data: Roentgenium
 Atomic data: Rubidium
 Atomic data: Ruthenium
 Atomic data: Rutherfordium
 Atomic data: Samarium
 Atomic data: Scandium
 Atomic data: Seaborgium
 Atomic data: Selenium
 Atomic data: Silicon
 Atomic data: Silver
 Atomic data: Sodium
 Atomic data: Strontium
 Atomic data: Sulfur
 Atomic data: Tantalum
 Atomic data: Technetium
 Atomic data: Tellurium
 Atomic data: Terbium
 Atomic data: Thallium
 Atomic data: Thorium
 Atomic data: Thulium
 Atomic data: Tin
 Atomic data: Titanium
 Atomic data: Tungsten
 Atomic data: Ununbium
 Atomic data: Ununhexium
 Atomic data: Ununoctium
 Atomic data: Ununpentium
 Atomic data: Ununquadium
 Atomic data: Ununseptium
 Atomic data: Ununtrium
 Atomic data: Uranium
 Atomic data: Vanadium
 Atomic data: Xenon
 Atomic data: Ytterbium
 Atomic data: Yttrium
 Atomic data: Zinc
 Atomic data: Zirconium
 Compounds: Actinium
 Compounds: Aluminium
 Compounds: Americium
 Compounds: Antimony
 Compounds: Argon
 Compounds: Arsenic
 Compounds: Astatine
 Compounds: Barium
 Compounds: Berkelium
 Compounds: Beryllium
 Compounds: Bismuth
 Compounds: Bohrium
 Compounds: Boron
 Compounds: Bromine
 Compounds: Cadmium
 Compounds: Caesium
 Compounds: Calcium
 Compounds: Californium
 Compounds: Carbon
 Compounds: Cerium
 Compounds: Chlorine
 Compounds: Chromium
 Compounds: Cobalt
 Compounds: Copper
 Compounds: Curium
 Compounds: Darmstadtium
 Compounds: Dubnium
 Compounds: Dysprosium
 Compounds: Einsteinium
 Compounds: Erbium
 Compounds: Europium
 Compounds: Fermium
 Compounds: Fluorine
 Compounds: Francium
 Compounds: Gadolinium
 Compounds: Gallium
 Compounds: Germanium
 Compounds: Gold
 Compounds: Hafnium
 Compounds: Hassium
 Compounds: Helium
 Compounds: Holmium
 Compounds: Hydrogen
 Compounds: Indium
 Compounds: Iodine
 Compounds: Iridium
 Compounds: Iron
 Compounds: Krypton
 Compounds: Lanthanum
 Compounds: Lawrencium
 Compounds: Lead
 Compounds: Lithium
 Compounds: Lutetium
 Compounds: Magnesium
 Compounds: Manganese
 Compounds: Meitnerium
 Compounds: Mendelevium
 Compounds: Mercury
 Compounds: Molybdenum
 Compounds: Neodymium
 Compounds: Neon
 Compounds: Neptunium
 Compounds: Nickel
 Compounds: Niobium
 Compounds: Nitrogen
 Compounds: Nobelium
 Compounds: Osmium
 Compounds: Oxygen
 Compounds: Palladium
 Compounds: Phosphorus
 Compounds: Platinum
 Compounds: Plutonium
 Compounds: Polonium
 Compounds: Potassium
 Compounds: Praseodymium
 Compounds: Promethium
 Compounds: Protactinium
 Compounds: Radium
 Compounds: Radon
 Compounds: Rhenium
 Compounds: Rhodium
 Compounds: Roentgenium
 Compounds: Rubidium
 Compounds: Ruthenium
 Compounds: Rutherfordium
 Compounds: Samarium
 Compounds: Scandium
 Compounds: Seaborgium
 Compounds: Selenium
 Compounds: Silicon
 Compounds: Silver
 Compounds: Sodium
 Compounds: Strontium
 Compounds: Sulfur
 Compounds: Tantalum
 Compounds: Technetium
 Compounds: Tellurium
 Compounds: Terbium
 Compounds: Thallium
 Compounds: Thorium
 Compounds: Thulium
 Compounds: Tin
 Compounds: Titanium
 Compounds: Tungsten
 Compounds: Ununbium
 Compounds: Ununhexium
 Compounds: Ununoctium
 Compounds: Ununpentium
 Compounds: Ununquadium
 Compounds: Ununseptium
 Compounds: Ununtrium
 Compounds: Uranium
 Compounds: Vanadium
 Compounds: Xenon
 Compounds: Ytterbium
 Compounds: Yttrium
 Compounds: Zinc
 Compounds: Zirconium
 Data1: Actinium
 Data1: Aluminium
 Data1: Americium
 Data1: Antimony
 Data1: Argon
 Data1: Arsenic
 Data1: Astatine
 Data1: Barium
 Data1: Berkelium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Bohrium
 Data1: Boron
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Curium
 Data1: Darmstadtium
 Data1: Dubnium
 Data1: Dysprosium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Germanium
 Data1: Gold
 Data1: Hafnium
 Data1: Hassium
 Data1: Helium
 Data1: Holmium
 Data1: Hydrogen
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Iron
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lawrencium
 Data1: Lead
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Manganese
 Data1: Meitnerium
 Data1: Mendelevium
 Data1: Mercury
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Nickel
 Data1: Niobium
 Data1: Nitrogen
 Data1: Nobelium
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Praseodymium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Roentgenium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Rutherfordium
 Data1: Samarium
 Data1: Scandium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Sodium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Tin
 Data1: Titanium
 Data1: Tungsten
 Data1: Ununbium
 Data1: Ununhexium
 Data1: Ununoctium
 Data1: Ununpentium
 Data1: Ununquadium
 Data1: Ununseptium
 Data1: Ununtrium
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zinc
 Data1: Zirconium
 Data2: Actinium
 Data2: Aluminium
 Data2: Americium
 Data2: Antimony
 Data2: Argon
 Data2: Arsenic
 Data2: Astatine
 Data2: Barium
 Data2: Berkelium
 Data2: Beryllium
 Data2: Bismuth
 Data2: Bohrium
 Data2: Boron
 Data2: Bromine
 Data2: Cadmium
 Data2: Caesium
 Data2: Calcium
 Data2: Californium
 Data2: Carbon
 Data2: Cerium
 Data2: Chlorine
 Data2: Chromium
 Data2: Cobalt
 Data2: Copper
 Data2: Curium
 Data2: Darmstadtium
 Data2: Dubnium
 Data2: Dysprosium
 Data2: Einsteinium
 Data2: Erbium
 Data2: Europium
 Data2: Fermium
 Data2: Fluorine
 Data2: Francium
 Data2: Gadolinium
 Data2: Gallium
 Data2: Germanium
 Data2: Gold
 Data2: Hafnium
 Data2: Hassium
 Data2: Helium
 Data2: Holmium
 Data2: Hydrogen
 Data2: Indium
 Data2: Iodine
 Data2: Iridium
 Data2: Iron
 Data2: Krypton
 Data2: Lanthanum
 Data2: Lawrencium
 Data2: Lead
 Data2: Lithium
 Data2: Lutetium
 Data2: Magnesium
 Data2: Manganese
 Data2: Meitnerium
 Data2: Mendelevium
 Data2: Mercury
 Data2: Molybdenum
 Data2: Neodymium
 Data2: Neon
 Data2: Neptunium
 Data2: Nickel
 Data2: Niobium
 Data2: Nitrogen
 Data2: Nobelium
 Data2: Osmium
 Data2: Oxygen
 Data2: Palladium
 Data2: Phosphorus
 Data2: Platinum
 Data2: Plutonium
 Data2: Polonium
 Data2: Potassium
 Data2: Praseodymium
 Data2: Promethium
 Data2: Protactinium
 Data2: Radium
 Data2: Radon
 Data2: Rhenium
 Data2: Rhodium
 Data2: Roentgenium
 Data2: Rubidium
 Data2: Ruthenium
 Data2: Rutherfordium
 Data2: Samarium
 Data2: Scandium
 Data2: Seaborgium
 Data2: Selenium
 Data2: Silicon
 Data2: Silver
 Data2: Sodium
 Data2: Strontium
 Data2: Sulfur
 Data2: Tantalum
 Data2: Technetium
 Data2: Tellurium
 Data2: Terbium
 Data2: Thallium
 Data2: Thorium
 Data2: Thulium
 Data2: Tin
 Data2: Titanium
 Data2: Tungsten
 Data2: Ununbium
 Data2: Ununhexium
 Data2: Ununoctium
 Data2: Ununpentium
 Data2: Ununquadium
 Data2: Ununseptium
 Data2: Ununtrium
 Data2: Uranium
 Data2: Vanadium
 Data2: Xenon
 Data2: Ytterbium
 Data2: Yttrium
 Data2: Zinc
 Data2: Zirconium
 Isotope: Actinium
 Isotope: Aluminium
 Isotope: Americium
 Isotope: Antimony
 Isotope: Argon
 Isotope: Arsenic
 Isotope: Astatine
 Isotope: Barium
 Isotope: Berkelium
 Isotope: Beryllium
 Isotope: Bismuth
 Isotope: Bohrium
 Isotope: Boron
 Isotope: Bromine
 Isotope: Cadmium
 Isotope: Caesium
 Isotope: Calcium
 Isotope: Californium
 Isotope: Carbon
 Isotope: Cerium
 Isotope: Chlorine
 Isotope: Chromium
 Isotope: Cobalt
 Isotope: Copper
 Isotope: Curium
 Isotope: Darmstadtium
 Isotope: Dubnium
 Isotope: Dysprosium
 Isotope: Einsteinium
 Isotope: Erbium
 Isotope: Europium
 Isotope: Fermium
 Isotope: Fluorine
 Isotope: Francium
 Isotope: Gadolinium
 Isotope: Gallium
 Isotope: Germanium
 Isotope: Gold
 Isotope: Hafnium
 Isotope: Hassium
 Isotope: Helium
 Isotope: Holmium
 Isotope: Hydrogen
 Isotope: Indium
 Isotope: Iodine
 Isotope: Iridium
 Isotope: Iron
 Isotope: Krypton
 Isotope: Lanthanum
 Isotope: Lawrencium
 Isotope: Lead
 Isotope: Lithium
 Isotope: Lutetium
 Isotope: Magnesium
 Isotope: Manganese
 Isotope: Meitnerium
 Isotope: Mendelevium
 Isotope: Mercury
 Isotope: Molybdenum
 Isotope: Neodymium
 Isotope: Neon
 Isotope: Neptunium
 Isotope: Nickel
 Isotope: Niobium
 Isotope: Nitrogen
 Isotope: Nobelium
 Isotope: Osmium
 Isotope: Oxygen
 Isotope: Palladium
 Isotope: Phosphorus
 Isotope: Platinum
 Isotope: Plutonium
 Isotope: Polonium
 Isotope: Potassium
 Isotope: Praseodymium
 Isotope: Promethium
 Isotope: Protactinium
 Isotope: Radium
 Isotope: Radon
 Isotope: Rhenium
 Isotope: Rhodium
 Isotope: Roentgenium
 Isotope: Rubidium
 Isotope: Ruthenium
 Isotope: Rutherfordium
 Isotope: Samarium
 Isotope: Scandium
 Isotope: Seaborgium
 Isotope: Selenium
 Isotope: Silicon
 Isotope: Silver
 Isotope: Sodium
 Isotope: Strontium
 Isotope: Sulfur
 Isotope: Tantalum
 Isotope: Technetium
 Isotope: Tellurium
 Isotope: Terbium
 Isotope: Thallium
 Isotope: Thorium
 Isotope: Thulium
 Isotope: Tin
 Isotope: Titanium
 Isotope: Tungsten
 Isotope: Ununbium
 Isotope: Ununhexium
 Isotope: Ununoctium
 Isotope: Ununpentium
 Isotope: Ununquadium
 Isotope: Ununseptium
 Isotope: Ununtrium
 Isotope: Uranium
 Isotope: Vanadium
 Isotope: Xenon
 Isotope: Ytterbium
 Isotope: Yttrium
 Isotope: Zinc
 Isotope: Zirconium
 MAC data: Actinium
 MAC data: Aluminium
 MAC data: Americium
 MAC data: Antimony
 MAC data: Argon
 MAC data: Arsenic
 MAC data: Astatine
 MAC data: Barium
 MAC data: Berkelium
 MAC data: Beryllium
 MAC data: Bismuth
 MAC data: Bohrium
 MAC data: Boron
 MAC data: Bromine
 MAC data: Cadmium
 MAC data: Caesium
 MAC data: Calcium
 MAC data: Californium
 MAC data: Carbon
 MAC data: Cerium
 MAC data: Chlorine
 MAC data: Chromium
 MAC data: Cobalt
 MAC data: Copper
 MAC data: Curium
 MAC data: Darmstadtium
 MAC data: Dubnium
 MAC data: Dysprosium
 MAC data: Einsteinium
 MAC data: Erbium
 MAC data: Europium
 MAC data: Fermium
 MAC data: Fluorine
 MAC data: Francium
 MAC data: Gadolinium
 MAC data: Gallium
 MAC data: Germanium
 MAC data: Gold
 MAC data: Hafnium
 MAC data: Hassium
 MAC data: Helium
 MAC data: Holmium
 MAC data: Hydrogen
 MAC data: Indium
 MAC data: Iodine
 MAC data: Iridium
 MAC data: Iron
 MAC data: Krypton
 MAC data: Lanthanum
 MAC data: Lawrencium
 MAC data: Lead
 MAC data: Lithium
 MAC data: Lutetium
 MAC data: Magnesium
 MAC data: Manganese
 MAC data: Meitnerium
 MAC data: Mendelevium
 MAC data: Mercury
 MAC data: Molybdenum
 MAC data: Neodymium
 MAC data: Neon
 MAC data: Neptunium
 MAC data: Nickel
 MAC data: Niobium
 MAC data: Nitrogen
 MAC data: Nobelium
 MAC data: Osmium
 MAC data: Oxygen
 MAC data: Palladium
 MAC data: Phosphorus
 MAC data: Platinum
 MAC data: Plutonium
 MAC data: Polonium
 MAC data: Potassium
 MAC data: Praseodymium
 MAC data: Promethium
 MAC data: Protactinium
 MAC data: Radium
 MAC data: Radon
 MAC data: Rhenium
 MAC data: Rhodium
 MAC data: Roentgenium
 MAC data: Rubidium
 MAC data: Ruthenium
 MAC data: Rutherfordium
 MAC data: Samarium
 MAC data: Scandium
 MAC data: Seaborgium
 MAC data: Selenium
 MAC data: Silicon
 MAC data: Silver
 MAC data: Sodium
 MAC data: Strontium
 MAC data: Sulfur
 MAC data: Tantalum
 MAC data: Technetium
 MAC data: Tellurium
 MAC data: Terbium
 MAC data: Thallium
 MAC data: Thorium
 MAC data: Thulium
 MAC data: Tin
 MAC data: Titanium
 MAC data: Tungsten
 MAC data: Ununbium
 MAC data: Ununhexium
 MAC data: Ununoctium
 MAC data: Ununpentium
 MAC data: Ununquadium
 MAC data: Ununseptium
 MAC data: Ununtrium
 MAC data: Uranium
 MAC data: Vanadium
 MAC data: Xenon
 MAC data: Ytterbium
 MAC data: Yttrium
 MAC data: Zinc
 MAC data: Zirconium
 Production: Actinium
 Production: Aluminium
 Production: Americium
 Production: Antimony
 Production: Argon
 Production: Arsenic
 Production: Astatine
 Production: Barium
 Production: Berkelium
 Production: Beryllium
 Production: Bismuth
 Production: Bohrium
 Production: Boron
 Production: Bromine
 Production: Cadmium
 Production: Caesium
 Production: Calcium
 Production: Californium
 Production: Carbon
 Production: Cerium
 Production: Chlorine
 Production: Chromium
 Production: Cobalt
 Production: Copper
 Production: Curium
 Production: Darmstadtium
 Production: Dubnium
 Production: Dysprosium
 Production: Einsteinium
 Production: Erbium
 Production: Europium
 Production: Fermium
 Production: Fluorine
 Production: Francium
 Production: Gadolinium
 Production: Gallium
 Production: Germanium
 Production: Gold
 Production: Hafnium
 Production: Hassium
 Production: Helium
 Production: Holmium
 Production: Hydrogen
 Production: Indium
 Production: Iodine
 Production: Iridium
 Production: Iron
 Production: Krypton
 Production: Lanthanum
 Production: Lawrencium
 Production: Lead
 Production: Lithium
 Production: Lutetium
 Production: Magnesium
 Production: Manganese
 Production: Meitnerium
 Production: Mendelevium
 Production: Mercury
 Production: Molybdenum
 Production: Neodymium
 Production: Neon
 Production: Neptunium
 Production: Nickel
 Production: Niobium
 Production: Nitrogen
 Production: Nobelium
 Production: Osmium
 Production: Oxygen
 Production: Palladium
 Production: Phosphorus
 Production: Platinum
 Production: Plutonium
 Production: Polonium
 Production: Potassium
 Production: Praseodymium
 Production: Promethium
 Production: Protactinium
 Production: Radium
 Production: Radon
 Production: Rhenium
 Production: Rhodium
 Production: Roentgenium
 Production: Rubidium
 Production: Ruthenium
 Production: Rutherfordium
 Production: Samarium
 Production: Scandium
 Production: Seaborgium
 Production: Selenium
 Production: Silicon
 Production: Silver
 Production: Sodium
 Production: Strontium
 Production: Sulfur
 Production: Tantalum
 Production: Technetium
 Production: Tellurium
 Production: Terbium
 Production: Thallium
 Production: Thorium
 Production: Thulium
 Production: Tin
 Production: Titanium
 Production: Tungsten
 Production: Ununbium
 Production: Ununhexium
 Production: Ununoctium
 Production: Ununpentium
 Production: Ununquadium
 Production: Ununseptium
 Production: Ununtrium
 Production: Uranium
 Production: Vanadium
 Production: Xenon
 Production: Ytterbium
 Production: Yttrium
 Production: Zinc
 Production: Zirconium
 Reactions: Actinium
 Reactions: Aluminium
 Reactions: Americium
 Reactions: Antimony
 Reactions: Argon
 Reactions: Arsenic
 Reactions: Astatine
 Reactions: Barium
 Reactions: Berkelium
 Reactions: Beryllium
 Reactions: Bismuth
 Reactions: Bohrium
 Reactions: Boron
 Reactions: Bromine
 Reactions: Cadmium
 Reactions: Caesium
 Reactions: Calcium
 Reactions: Californium
 Reactions: Carbon
 Reactions: Cerium
 Reactions: Chlorine
 Reactions: Chromium
 Reactions: Cobalt
 Reactions: Copper
 Reactions: Curium
 Reactions: Darmstadtium
 Reactions: Dubnium
 Reactions: Dysprosium
 Reactions: Einsteinium
 Reactions: Erbium
 Reactions: Europium
 Reactions: Fermium
 Reactions: Fluorine
 Reactions: Francium
 Reactions: Gadolinium
 Reactions: Gallium
 Reactions: Germanium
 Reactions: Gold
 Reactions: Hafnium
 Reactions: Hassium
 Reactions: Helium
 Reactions: Holmium
 Reactions: Hydrogen
 Reactions: Indium
 Reactions: Iodine
 Reactions: Iridium
 Reactions: Iron
 Reactions: Krypton
 Reactions: Lanthanum
 Reactions: Lawrencium
 Reactions: Lead
 Reactions: Lithium
 Reactions: Lutetium
 Reactions: Magnesium
 Reactions: Manganese
 Reactions: Meitnerium
 Reactions: Mendelevium
 Reactions: Mercury
 Reactions: Molybdenum
 Reactions: Neodymium
 Reactions: Neon
 Reactions: Neptunium
 Reactions: Nickel
 Reactions: Niobium
 Reactions: Nitrogen
 Reactions: Nobelium
 Reactions: Osmium
 Reactions: Oxygen
 Reactions: Palladium
 Reactions: Phosphorus
 Reactions: Platinum
 Reactions: Plutonium
 Reactions: Polonium
 Reactions: Potassium
 Reactions: Praseodymium
 Reactions: Promethium
 Reactions: Protactinium
 Reactions: Radium
 Reactions: Radon
 Reactions: Rhenium
 Reactions: Rhodium
 Reactions: Roentgenium
 Reactions: Rubidium
 Reactions: Ruthenium
 Reactions: Rutherfordium
 Reactions: Samarium
 Reactions: Scandium
 Reactions: Seaborgium
 Reactions: Selenium
 Reactions: Silicon
 Reactions: Silver
 Reactions: Sodium
 Reactions: Strontium
 Reactions: Sulfur
 Reactions: Tantalum
 Reactions: Technetium
 Reactions: Tellurium
 Reactions: Terbium
 Reactions: Thallium
 Reactions: Thorium
 Reactions: Thulium
 Reactions: Tin
 Reactions: Titanium
 Reactions: Tungsten
 Reactions: Ununbium
 Reactions: Ununhexium
 Reactions: Ununoctium
 Reactions: Ununpentium
 Reactions: Ununquadium
 Reactions: Ununseptium
 Reactions: Ununtrium
 Reactions: Uranium
 Reactions: Vanadium
 Reactions: Xenon
 Reactions: Ytterbium
 Reactions: Yttrium
 Reactions: Zinc
 Reactions: Zirconium
 S1
 S10
 S100
 S101
 S102
 S103
 S104
 S105
 S106
 S107
 S108
 S109
 S11
 S110
 S111
 S112
 S113
 S114
 S115
 S116
 S117
 S118
 S12
 S13
 S14
 S15
 S16
 S17
 S18
 S19
 S2
 S20
 S21
 S22
 S23
 S24
 S25
 S26
 S27
 S28
 S29
 S3
 S30
 S31
 S32
 S33
 S34
 S35
 S36
 S37
 S38
 S39
 S4
 S40
 S41
 S42
 S43
 S44
 S45
 S46
 S47
 S48
 S49
 S5
 S50
 S51
 S52
 S53
 S54
 S55
 S56
 S57
 S58
 S59
 S6
 S60
 S61
 S62
 S63
 S64
 S65
 S66
 S67
 S68
 S69
 S7
 S70
 S71
 S72
 S73
 S74
 S75
 S76
 S77
 S78
 S79
 S8
 S80
 S81
 S82
 S83
 S84
 S85
 S86
 S87
 S88
 S89
 S9
 S90
 S91
 S92
 S93
 S94
 S95
 S96
 S97
 S98
 S99
 Spectrum: Actinium
 Spectrum: Aluminium
 Spectrum: Americium
 Spectrum: Antimony
 Spectrum: Argon
 Spectrum: Arsenic
 Spectrum: Astatine
 Spectrum: Barium
 Spectrum: Berkelium
 Spectrum: Beryllium
 Spectrum: Bismuth
 Spectrum: Bohrium
 Spectrum: Boron
 Spectrum: Bromine
 Spectrum: Cadmium
 Spectrum: Caesium
 Spectrum: Calcium
 Spectrum: Californium
 Spectrum: Carbon
 Spectrum: Cerium
 Spectrum: Chlorine
 Spectrum: Chromium
 Spectrum: Cobalt
 Spectrum: Copper
 Spectrum: Curium
 Spectrum: Darmstadtium
 Spectrum: Dubnium
 Spectrum: Dysprosium
 Spectrum: Einsteinium
 Spectrum: Erbium
 Spectrum: Europium
 Spectrum: Fermium
 Spectrum: Fluorine
 Spectrum: Francium
 Spectrum: Gadolinium
 Spectrum: Gallium
 Spectrum: Germanium
 Spectrum: Gold
 Spectrum: Hafnium
 Spectrum: Hassium
 Spectrum: Helium
 Spectrum: Holmium
 Spectrum: Hydrogen
 Spectrum: Indium
 Spectrum: Iodine
 Spectrum: Iridium
 Spectrum: Iron
 Spectrum: Krypton
 Spectrum: Lanthanum
 Spectrum: Lawrencium
 Spectrum: Lead
 Spectrum: Lithium
 Spectrum: Lutetium
 Spectrum: Magnesium
 Spectrum: Manganese
 Spectrum: Meitnerium
 Spectrum: Mendelevium
 Spectrum: Mercury
 Spectrum: Molybdenum
 Spectrum: Neodymium
 Spectrum: Neon
 Spectrum: Neptunium
 Spectrum: Nickel
 Spectrum: Niobium
 Spectrum: Nitrogen
 Spectrum: Nobelium
 Spectrum: Osmium
 Spectrum: Oxygen
 Spectrum: Palladium
 Spectrum: Phosphorus
 Spectrum: Platinum
 Spectrum: Plutonium
 Spectrum: Polonium
 Spectrum: Potassium
 Spectrum: Praseodymium
 Spectrum: Promethium
 Spectrum: Protactinium
 Spectrum: Radium
 Spectrum: Radon
 Spectrum: Rhenium
 Spectrum: Rhodium
 Spectrum: Roentgenium
 Spectrum: Rubidium
 Spectrum: Ruthenium
 Spectrum: Rutherfordium
 Spectrum: Samarium
 Spectrum: Scandium
 Spectrum: Seaborgium
 Spectrum: Selenium
 Spectrum: Silicon
 Spectrum: Silver
 Spectrum: Sodium
 Spectrum: Strontium
 Spectrum: Sulfur
 Spectrum: Tantalum
 Spectrum: Technetium
 Spectrum: Tellurium
 Spectrum: Terbium
 Spectrum: Thallium
 Spectrum: Thorium
 Spectrum: Thulium
 Spectrum: Tin
 Spectrum: Titanium
 Spectrum: Tungsten
 Spectrum: Ununbium
 Spectrum: Ununhexium
 Spectrum: Ununoctium
 Spectrum: Ununpentium
 Spectrum: Ununquadium
 Spectrum: Ununseptium
 Spectrum: Ununtrium
 Spectrum: Uranium
 Spectrum: Vanadium
 Spectrum: Xenon
 Spectrum: Ytterbium
 Spectrum: Yttrium
 Spectrum: Zinc
 Spectrum: Zirconium
 
dial (1)
 Data1: Radium
 
dialogue (1)
 Biography: Julius Caesar Scaliger
 
dials (1)
 Data1: Radium
 
dialysis (1)
 On This Day... 27 January
 
diamagnetic (8)
 Data2: Beryllium
 Data2: Bismuth
 Data2: Carbon
 Data2: Copper
 Data2: Lead
 Data2: Silver
 Data2: Zinc
 Glossary: Magnetic Ordering
 
diamagnetism (1)
 Glossary: Magnetic Ordering
 
diamagnets (1)
 Glossary: Magnetic Ordering
 
diamer (1)
 Data1: Nitrogen
 
diamers (1)
 Data1: Nitrogen
 
diameter (2)
 Allotrope: Carbon
 Country: Madagascar
 
diamine (1)
 Compounds: Samarium
 
diamond (39)
 Allotrope: Carbon
 Biography: Ferdinand Frederic Henri Moissan
 Biography: Smithson Tennant
 Compounds: Aluminium
 Compounds: Boron
 Compounds: Gadolinium
 Compounds: Rhenium
 Compounds: Tungsten
 Compounds: Yttrium
 Compounds: Zirconium
 Country: Australia
 Country: Botswana
 Country: Brazil
 Country: Canada
 Country: China
 Country: Democratic Republic of Congo
 Country: Ghana
 Country: India
 Country: Namibia
 Country: Russia
 Country: South Africa
 Country: United States of America
 Data1: Boron
 Data1: Carbon
 Data1: Fermium
 Data1: Germanium
 Data1: Strontium
 Data1: Yttrium
 Data2: Carbon
 Data2: Silicon
 Glossary: Allotrope
 Glossary: Metalloids
 Glossary: Moh's Scale of Hardness
 Glossary: Thermal Conductivity
 Glossary: Vickers Hardness
 On This Day... 27 September
 Production: Carbon
 Production: Chromium
 Reactions: Carbon
 
diamondiferous (1)
 Country: Australia
 
diamonds (13)
 Allotrope: Carbon
 Biography: Ferdinand Frederic Henri Moissan
 Compounds: Carbon
 Country: Brazil
 Country: Ghana
 Country: India
 Country: Namibia
 Country: Outer space
 Country: United States of America
 Data1: Carbon
 On This Day... 16 February
 Production: Carbon
 Production: Chromium
 
diarrhea (2)
 Compounds: Bismuth
 Compounds: Magnesium
 
diaspore (1)
 Production: Gallium
 
diatomic (6)
 Data1: Chlorine
 Data1: Hydrogen
 Document: The Halogens (Group 17)
 Glossary: Alkali Metal
 Glossary: Ionic bonds
 Glossary: Temperature
 
diatoms (1)
 Production: Cadmium
 
diazonium (1)
 On This Day... 27 March
 
diborane (1)
 Production: Boron
 
diboride (4)
 Compounds: Boron
 Compounds: Hafnium
 Compounds: Magnesium
 Compounds: Rhenium
 
dibromide (2)
 Data1: Bromine
 Reactions: Selenium
 
dichloride (5)
 Compounds: Iron
 Data1: Germanium
 Data1: Palladium
 Reactions: Selenium
 Reactions: Sulfur
 
dichlorine (1)
 Biography: Antoine-Jerome Balard
 
dichloroaceticacid (1)
 On This Day... 27 January
 
dichloroethane (1)
 Compounds: Iron
 
dictated (1)
 Glossary: pH
 
dictionary (3)
 Biography: Antoine-Laurent de Lavoisier
 Data1: Tin
 Data1: Zinc
 
didymia (1)
 Data1: Cerium
 
didymium (7)
 Biography: Carl Gustav Mosander
 Biography: Per Teodor Cleve
 Data1: Gadolinium
 Data1: Lanthanum
 Data1: Neodymium
 Data1: Praseodymium
 Data1: Samarium
 
didymos (2)
 Data1: Neodymium
 Data1: Praseodymium
 
died (17)
 Biography: Antoine-Laurent de Lavoisier
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Fausto de Elhuyar y de Suvisa
 Biography: Franz-Joseph Muller Freiherr von Reichenstein
 Biography: Hieronymous Theodor Richter
 Biography: Irene Joliot-Curie
 Biography: Jöns Jacob Berzelius
 Biography: Joseph W. Kennedy
 Biography: Julius Caesar Scaliger
 Biography: Louis Jacques Thenard
 Biography: Pierre Curie
 Biography: Robert Wilhelm Bunsen
 Biography: Sir Humphry Davy
 Data1: Lead
 Data1: Polonium
 Data1: Radium
 On This Day... 14 November
 
dielectric (3)
 Compounds: Barium
 Compounds: Hafnium
 Compounds: Titanium
 
diels (2)
 On This Day... 10 July
 On This Day... 23 January
 
diene (2)
 On This Day... 10 July
 On This Day... 23 January
 
dienes (1)
 Compounds: Palladium
 
diet (2)
 Compounds: Magnesium
 Data1: Calcium
 
dietary (4)
 Compounds: Calcium
 Compounds: Copper
 Compounds: Lanthanum
 Compounds: Potassium
 
diethyldithiocarbonate (1)
 Compounds: Selenium
 
dieudonne (1)
 On This Day... 2 February
 
differ (2)
 Data1: Manganese
 Glossary: Non-Metals
 
difference (18)
 Biography: Henry Cavendish
 Biography: John William Strutt Rayleigh
 Compounds: Iodine
 Compounds: Nitrogen
 Data1: Niobium
 Equation: Molar heat capacity
 Equation: Specific heat capacity to heat equation
 Glossary: Covalent bonds
 Glossary: Decay Energy
 Glossary: Double Beta Decay
 Glossary: Double Electron Capture
 Glossary: Electron Capture
 Glossary: Electron Volt
 Glossary: Electronegativity
 Glossary: Gamma Ray
 Glossary: Ionic bonds
 Glossary: Positron Emission (Beta+ Decay)
 Glossary: Thermal Conductivity
 
differences (4)
 Glossary: Absorption Spectrum
 Glossary: Allotrope
 Glossary: Convection
 Glossary: Thermal Conductivity
 
different (162)
 Biography: John Dalton
 Biography: Joseph Louis Gay-Lussac
 Biography: Lise Meitner
 Biography: Robert Wilhelm Bunsen
 Biography: William Gregor
 Compounds: Iodine
 Compounds: Nitrogen
 Compounds: Phosphorus
 Country: Oceans / Seas
 Country: Outer space
 Data1: Actinium
 Data1: Aluminium
 Data1: Americium
 Data1: Antimony
 Data1: Argon
 Data1: Arsenic
 Data1: Astatine
 Data1: Barium
 Data1: Berkelium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Bohrium
 Data1: Boron
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Curium
 Data1: Darmstadtium
 Data1: Dubnium
 Data1: Dysprosium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Germanium
 Data1: Gold
 Data1: Hafnium
 Data1: Hassium
 Data1: Helium
 Data1: Holmium
 Data1: Hydrogen
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Iron
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lawrencium
 Data1: Lead
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Manganese
 Data1: Meitnerium
 Data1: Mendelevium
 Data1: Mercury
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Nickel
 Data1: Niobium
 Data1: Nitrogen
 Data1: Nobelium
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Praseodymium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Roentgenium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Rutherfordium
 Data1: Samarium
 Data1: Scandium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Sodium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Tin
 Data1: Titanium
 Data1: Tungsten
 Data1: Ununbium
 Data1: Ununhexium
 Data1: Ununoctium
 Data1: Ununpentium
 Data1: Ununquadium
 Data1: Ununseptium
 Data1: Ununtrium
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zinc
 Data1: Zirconium
 Document: The Transition Metals (Groups 3 to 12)
 Document: Understanding Electron Configuration Tables
 Equation: Acid dissociation constant
 Equation: Base ionisation constant
 Equation: Combined Gas Law
 Glossary: Abundance
 Glossary: Allobar
 Glossary: Allotrope
 Glossary: Alloy
 Glossary: Atomic Mass
 Glossary: Atomic Number (Z)
 Glossary: Binary compound
 Glossary: Brinell Hardness
 Glossary: Convection
 Glossary: Emission Spectrum
 Glossary: Gamma Ray
 Glossary: Island of Stability
 Glossary: Isotope
 Glossary: Magnetic Ordering
 Glossary: Neutron
 Glossary: Oxidation State
 Glossary: Radiation
 Glossary: Shear Modulus
 Glossary: Thermal Conductivity
 Isotope: Hydrogen
 On This Day... 1 October
 Production: Hydrogen
 Production: Magnesium
 Production: Phosphorus
 Production: Silicon
 Production: Tantalum
 Production: Vanadium
 Reactions: Palladium
 Reactions: Platinum
 
differential (1)
 Data1: Hafnium
 
differentials (1)
 Biography: Robert Wilhelm Bunsen
 
differentiate (1)
 Data1: Manganese
 
differentiation (5)
 Compounds: Iodine
 Country: Outer space
 Data1: Magnesium
 Data1: Rubidium
 Isotope: Aluminium
 
differing (4)
 Data1: Strontium
 Glossary: Alkali Metal (alkaline-earth metals)
 Glossary: Alloy
 Glossary: Shear Modulus
 
differs (2)
 Biography: Dmitriy Ivanovich Mendeleyev
 Glossary: Isometric Transition
 
difficult (27)
 Allotrope: Plutonium
 Biography: Antoine-Laurent de Lavoisier
 Compounds: Silicon
 Data1: Iridium
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Osmium
 Data1: Phosphorus
 Data1: Terbium
 Glossary: Anti-Neutrino
 Glossary: Double Electron Capture
 Production: Aluminium
 Production: Barium
 Production: Erbium
 Production: Hafnium
 Production: Holmium
 Production: Lutetium
 Production: Neodymium
 Production: Potassium
 Production: Rhodium
 Production: Titanium
 Production: Ytterbium
 Production: Yttrium
 Production: Zirconium
 Reactions: Bromine
 Reactions: Fluorine
 
difficulties (4)
 Biography: Bernard Courtois
 Biography: Ida Eva Tacke Noddack
 Biography: Lise Meitner
 Data1: Neodymium
 
difficulty (8)
 Data1: Dysprosium
 Data1: Lutetium
 Data1: Nitrogen
 Data1: Promethium
 Data1: Technetium
 Data1: Terbium
 Isotope: Plutonium
 Production: Gold
 
diffraction (5)
 Compounds: Fluorine
 Data1: Technetium
 On This Day... 19 May
 On This Day... 2 December
 On This Day... 24 March
 
diffuse (2)
 Equation: Graham's Law
 Production: Bromine
 
diffusing (1)
 Data1: Gallium
 
diffusion (7)
 Biography: Philip Hauge Abelson
 Data1: Fluorine
 Data1: Mercury
 Equation: Graham's Law
 On This Day... 21 December
 Production: Fluorine
 Production: Helium
 
dificult (1)
 Reactions: Fluorine
 
difluoride (9)
 Compounds: Argon
 Compounds: Krypton
 Compounds: Xenon
 Country: United Kingdom
 Data2: Rhodium
 Production: Europium
 Reactions: Krypton
 Reactions: Oxygen
 Reactions: Silver
 
digestive (2)
 Data1: Aluminium
 Data1: Barium
 
digits (1)
 Data1: Rutherfordium
 
dignity (1)
 Biography: Jöns Jacob Berzelius
 
dihalides (13)
 Reactions: Antimony
 Reactions: Beryllium
 Reactions: Cadmium
 Reactions: Calcium
 Reactions: Cobalt
 Reactions: Copper
 Reactions: Lead
 Reactions: Magnesium
 Reactions: Mercury
 Reactions: Nickel
 Reactions: Strontium
 Reactions: Thallium
 Reactions: Zinc
 
dihydride (1)
 Compounds: Xenon
 
dijon (1)
 Biography: Bernard Courtois
 
diligence (1)
 Biography: Joseph Louis Gay-Lussac
 
dilute (54)
 Data1: Hydrogen
 Data1: Lanthanum
 Data1: Manganese
 Data1: Polonium
 Document: The Actinoid Series
 Document: The Lanthanoid Series
 Glossary: Emission Spectrum
 Glossary: pH
 On This Day... 14 October
 Production: Iodine
 Reactions: Aluminium
 Reactions: Beryllium
 Reactions: Cadmium
 Reactions: Caesium
 Reactions: Calcium
 Reactions: Cerium
 Reactions: Chromium
 Reactions: Cobalt
 Reactions: Copper
 Reactions: Dysprosium
 Reactions: Erbium
 Reactions: Europium
 Reactions: Fluorine
 Reactions: Gadolinium
 Reactions: Holmium
 Reactions: Iron
 Reactions: Lanthanum
 Reactions: Lithium
 Reactions: Lutetium
 Reactions: Magnesium
 Reactions: Manganese
 Reactions: Mercury
 Reactions: Neodymium
 Reactions: Nickel
 Reactions: Phosphorus
 Reactions: Potassium
 Reactions: Praseodymium
 Reactions: Promethium
 Reactions: Rubidium
 Reactions: Samarium
 Reactions: Scandium
 Reactions: Selenium
 Reactions: Silver
 Reactions: Sodium
 Reactions: Strontium
 Reactions: Sulfur
 Reactions: Tellurium
 Reactions: Terbium
 Reactions: Thulium
 Reactions: Titanium
 Reactions: Tungsten
 Reactions: Ytterbium
 Reactions: Yttrium
 Reactions: Zinc
 
diluted (3)
 Biography: Dmitriy Ivanovich Mendeleyev
 Country: Canada
 Production: Uranium
 
dilution (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
dimagnetic (1)
 Data2: Mercury
 
dimension (1)
 Glossary: Thermal Conductivity
 
dimensional (5)
 Allotrope: Carbon
 Data1: Beryllium
 Glossary: Allotrope
 Glossary: Amorphous
 On This Day... 2 December
 
dimensionibus (1)
 Biography: Julius Caesar Scaliger
 
dimethyl (2)
 Data1: Tellurium
 Production: Selenium
 
dimitri (1)
 On This Day... 19 August
 
dimitry (1)
 Data1: Lanthanum
 
dinger (2)
 On This Day... 12 August
 On This Day... 8 August
 
dinitrogen (2)
 Compounds: Nitrogen
 Data2: Indium
 
diode (4)
 Compounds: Aluminium
 Compounds: Indium
 Compounds: Selenium
 Compounds: Zinc
 
diodes (12)
 Compounds: Aluminium
 Compounds: Arsenic
 Compounds: Gallium
 Compounds: Indium
 Compounds: Phosphorus
 Compounds: Selenium
 Compounds: Silicon
 Compounds: Zinc
 Data1: Antimony
 Data1: Arsenic
 Data1: Gallium
 Data1: Germanium
 
dioxide (55)
 Allotrope: Carbon
 Biography: Bernard Courtois
 Biography: John Dalton
 Biography: Joseph Priestley
 Compounds: Americium
 Compounds: Antimony
 Compounds: Carbon
 Compounds: Chlorine
 Compounds: Germanium
 Compounds: Lithium
 Compounds: Nitrogen
 Compounds: Plutonium
 Compounds: Potassium
 Compounds: Silicon
 Compounds: Sodium
 Compounds: Sulfur
 Compounds: Thorium
 Compounds: Tin
 Compounds: Titanium
 Compounds: Vanadium
 Compounds: Zirconium
 Data1: Argon
 Data1: Germanium
 Data1: Magnesium
 Data1: Manganese
 Data1: Silicon
 Data1: Sulfur
 Data1: Tellurium
 Data1: Thorium
 Data1: Titanium
 Data1: Vanadium
 Data2: Mercury
 Data2: Uranium
 Glossary: Endothermic
 Isotope: Beryllium
 Isotope: Xenon
 On This Day... 23 July
 On This Day... 9 February
 Production: Aluminium
 Production: Iodine
 Production: Iron
 Production: Oxygen
 Production: Silicon
 Production: Titanium
 Reactions: Antimony
 Reactions: Bismuth
 Reactions: Carbon
 Reactions: Germanium
 Reactions: Hafnium
 Reactions: Polonium
 Reactions: Silicon
 Reactions: Sulfur
 Reactions: Tellurium
 Reactions: Tin
 Reactions: Uranium
 
dioxygen (2)
 Allotrope: Oxygen
 Reactions: Oxygen
 
dip (1)
 Country: South Africa
 
dipole (1)
 On This Day... 24 March
 
dipped (1)
 On This Day... 31 December
 
dipping (1)
 Production: Lead
 
dirac (1)
 On This Day... 8 August
 
diradical (1)
 Allotrope: Oxygen
 
direct (11)
 Compounds: Cadmium
 Compounds: Zinc
 Data1: Iodine
 Data1: Polonium
 Data1: Selenium
 On This Day... 14 February
 On This Day... 17 December
 Production: Aluminium
 Reactions: Iridium
 Reactions: Iron
 Reactions: Uranium
 
directed (5)
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Gottfried Münzenberg
 Biography: Peter Armbruster
 Glossary: Emission Spectrum
 Glossary: Gamma Ray
 
direction (5)
 Data1: Darmstadtium
 Glossary: Emission Spectrum
 Glossary: Enthalpy Change of Fusion (Heat of Fusion)
 Glossary: Magnetic Ordering
 Glossary: Poisson Ratio
 
directions (3)
 Glossary: Magnetic Ordering
 Glossary: Poisson Ratio
 Glossary: Shear Modulus
 
directive (1)
 Data1: Lead
 
directly (24)
 Allotrope: Arsenic
 Compounds: Chlorine
 Compounds: Copper
 Compounds: Gadolinium
 Compounds: Indium
 Compounds: Selenium
 Compounds: Sodium
 Data1: Lanthanum
 Data1: Plutonium
 Document: The Actinoid Series
 Document: The Alkali (Group 1) Metals
 Glossary: Absorption Spectrum
 Glossary: Carcinogen
 Glossary: Isometric Transition
 Glossary: Sublimation
 Glossary: Temperature
 Isotope: Plutonium
 Production: Zinc
 Reactions: Chromium
 Reactions: Cobalt
 Reactions: Iridium
 Reactions: Rhodium
 Reactions: Tungsten
 Reactions: Uranium
 
director (10)
 Biography: Andre Louis Debierne
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Edwin Mattison McMillan
 Biography: Emilio Gino Segre
 Biography: Glenn Theodore Seaborg
 Biography: Peter Armbruster
 Biography: Philip Hauge Abelson
 Biography: Pierre Jules César Janssen
 Biography: Walter Noddack
 Data1: Ununhexium
 
dirigibles (1)
 On This Day... 7 May
 
dirk (4)
 Biography: Dirk Coster
 Biography: George Charles de Hevesy
 Data1: Hafnium
 On This Day... 5 October
 
dirt (3)
 Compounds: Boron
 Compounds: Sodium
 Data1: Gold
 
dirty (1)
 Data1: Iodine
 
disability (1)
 Data1: Lead
 
disadvantage (2)
 Production: Technetium
 Production: Zinc
 
disaster (1)
 Data1: Iodine
 
discard (1)
 Biography: Jöns Jacob Berzelius
 
discarded (2)
 Data1: Technetium
 Data1: Zinc
 
discharge (7)
 Biography: Joseph Priestley
 Compounds: Copper
 Compounds: Lead
 Data1: Neon
 On This Day... 29 August
 Reactions: Helium
 Reactions: Krypton
 
discharged (1)
 Production: Technetium
 
discharges (4)
 Allotrope: Oxygen
 Biography: Sir William Crookes
 On This Day... 27 March
 On This Day... 27 October
 
disciplines (1)
 Biography: Institute for Heavy Ion Research (GSI)
 
discolouration (1)
 Compounds: Titanium
 
discolouring (1)
 Compounds: Sodium
 
discomfort (1)
 Compounds: Iron
 
discomforts (1)
 Compounds: Bismuth
 
discontinued (3)
 Biography: Robert Wilhelm Bunsen
 Data1: Neodymium
 Data1: Rhenium
 
discount (1)
 Biography: Antoine-Laurent de Lavoisier
 
discover (10)
 Biography: Albert Ghiorso
 Biography: Emilio Gino Segre
 Biography: Hennig Brand
 Biography: Joseph Priestley
 Biography: William Hyde Wollaston
 Data1: Meitnerium
 Data1: Technetium
 Data1: Thulium
 On This Day... 18 October
 On This Day... 5 October
 
discovered (223)
 Allotrope: Carbon
 Allotrope: Oxygen
 Biography: Albert Ghiorso
 Biography: Andreas Sigismund Marggraf
 Biography: Antoine-Jerome Balard
 Biography: Baron Axel Fredrik Cronstedt
 Biography: Carl Auer Baron von Welsbach
 Biography: Charles Hatchett
 Biography: Clemens Alexander Winkler
 Biography: Daniel Rutherford
 Biography: Dirk Coster
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Edwin Mattison McMillan
 Biography: Emilio Gino Segre
 Biography: Eugene-Antole Demarcay
 Biography: Franz-Joseph Muller Freiherr von Reichenstein
 Biography: Frederick Soddy
 Biography: Friedrich Ernst Dorn
 Biography: Friedrich Stromeyer
 Biography: Georg Brandt
 Biography: Georges Urbain
 Biography: Gustav Robert Kirchhoff
 Biography: Hennig Brand
 Biography: Hieronymous Theodor Richter
 Biography: Ida Eva Tacke Noddack
 Biography: Institute for Heavy Ion Research (GSI)
 Biography: Irene Joliot-Curie
 Biography: Jacques-Louis Soret
 Biography: Jean Charles Galissard de Marignac
 Biography: Johan Gottlieb Gahn
 Biography: Johann August Arfvedson
 Biography: Joseph Louis Gay-Lussac
 Biography: Julius Caesar Scaliger
 Biography: Karl Wilhelm Scheele
 Biography: Marguerite Catherine Perey
 Biography: Marie Curie (Marya Sklodowska)
 Biography: Martin Heinrich Klaproth
 Biography: Michael Faraday
 Biography: Morris Travers
 Biography: Nils Gabriel Sefstrüm
 Biography: Otto Hahn
 Biography: Per Teodor Cleve
 Biography: Pierre Curie
 Biography: Pierre Jules César Janssen
 Biography: Robert Wilhelm Bunsen
 Biography: Sir Humphry Davy
 Biography: Sir William Crookes
 Biography: Sir William Ramsay
 Biography: Walter Noddack
 Biography: Wilhelm von Hisinger
 Biography: William Hyde Wollaston
 Compounds: Bismuth
 Compounds: Cobalt
 Compounds: Copper
 Compounds: Neptunium
 Compounds: Nitrogen
 Compounds: Strontium
 Country: Outer space
 Country: United Kingdom
 Country: United States of America
 Data1: Actinium
 Data1: Aluminium
 Data1: Argon
 Data1: Beryllium
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Curium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gallium
 Data1: Gold
 Data1: Hafnium
 Data1: Helium
 Data1: Holmium
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lawrencium
 Data1: Lithium
 Data1: Lutetium
 Data1: Manganese
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Niobium
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Roentgenium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Samarium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Titanium
 Data1: Ununbium
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zirconium
 Document: The Actinoid Series
 Document: The Noble Gases (Group 18)
 Glossary: Actinides
 Glossary: Actinoids
 Glossary: Allotrope
 Glossary: Antiproton
 Glossary: Doubly Magic
 Glossary: Electron
 Glossary: IUPAC
 Glossary: Neutron
 Glossary: Proton
 Isotope: Carbon
 Isotope: Francium
 Isotope: Hassium
 Isotope: Uranium
 On This Day... 1 July
 On This Day... 1 March
 On This Day... 10 April
 On This Day... 10 March
 On This Day... 10 May
 On This Day... 10 November
 On This Day... 11 December
 On This Day... 11 January
 On This Day... 11 March
 On This Day... 12 December
 On This Day... 12 February
 On This Day... 12 June
 On This Day... 13 January
 On This Day... 13 May
 On This Day... 14 June
 On This Day... 14 September
 On This Day... 15 December
 On This Day... 15 October
 On This Day... 16 December
 On This Day... 17 May
 On This Day... 18 December
 On This Day... 18 February
 On This Day... 19 April
 On This Day... 19 August
 On This Day... 19 December
 On This Day... 2 August
 On This Day... 2 February
 On This Day... 2 May
 On This Day... 2 October
 On This Day... 20 December
 On This Day... 20 October
 On This Day... 22 February
 On This Day... 22 July
 On This Day... 22 March
 On This Day... 23 December
 On This Day... 23 July
 On This Day... 23 June
 On This Day... 23 March
 On This Day... 24 January
 On This Day... 25 August
 On This Day... 25 December
 On This Day... 25 June
 On This Day... 25 November
 On This Day... 26 February
 On This Day... 26 June
 On This Day... 26 November
 On This Day... 27 August
 On This Day... 27 March
 On This Day... 27 May
 On This Day... 28 April
 On This Day... 30 August
 On This Day... 30 October
 On This Day... 31 January
 On This Day... 31 July
 On This Day... 4 May
 On This Day... 7 January
 On This Day... 7 November
 On This Day... 8 January
 On This Day... 8 October
 On This Day... 9 February
 On This Day... 9 October
 On This Day... 9 September
 Production: Cadmium
 Production: Chromium
 Production: Einsteinium
 Production: Europium
 Production: Fermium
 Production: Fluorine
 Production: Lanthanum
 Production: Molybdenum
 Production: Plutonium
 Production: Strontium
 
discoverer (31)
 Biography: Bernard Courtois
 Biography: Fausto de Elhuyar y de Suvisa
 Biography: George Charles de Hevesy
 Biography: Jacob A. Marinsky
 Biography: Jöns Jacob Berzelius
 Biography: Joseph W. Kennedy
 Biography: Juan Jose Elhuyar
 Biography: Karl Klaus
 Biography: Paul Emile Lecoq de Boisbaudran
 Biography: Robert Wilhelm Bunsen
 Data1: Aluminium
 On This Day... 12 April
 On This Day... 12 December
 On This Day... 14 February
 On This Day... 14 November
 On This Day... 15 June
 On This Day... 15 November
 On This Day... 16 May
 On This Day... 18 November
 On This Day... 18 October
 On This Day... 2 January
 On This Day... 21 December
 On This Day... 21 November
 On This Day... 22 January
 On This Day... 24 December
 On This Day... 25 December
 On This Day... 25 January
 On This Day... 27 July
 On This Day... 6 June
 On This Day... 6 March
 On This Day... 9 March
 
discoverers (2)
 Data1: Bohrium
 On This Day... 29 June
 
discoveries (15)
 Biography: Glenn Theodore Seaborg
 Biography: Henry Cavendish
 Biography: Julius Caesar Scaliger
 Biography: Karl Wilhelm Scheele
 Biography: Louis Jacques Thenard
 Biography: Robert Wilhelm Bunsen
 Biography: William Hyde Wollaston
 Data1: Oxygen
 Data1: Promethium
 On This Day... 16 September
 On This Day... 23 March
 On This Day... 26 February
 On This Day... 3 December
 On This Day... 31 January
 On This Day... 8 June
 
discovering (7)
 Biography: Adair Crawford
 Biography: Anders Gustaf Ekeberg
 Biography: Lars Nilson
 Biography: Michael Faraday
 Biography: Pierre Jules César Janssen
 Data1: Curium
 Data1: Technetium
 
discovery (181)
 Allotrope: Carbon
 Biography: Andre Louis Debierne
 Biography: Andreas Sigismund Marggraf
 Biography: Arthur Jeffrey Dempster
 Biography: Bernard Courtois
 Biography: Carl Gustav Mosander
 Biography: Charles Hatchett
 Biography: Clemens Alexander Winkler
 Biography: Dirk Coster
 Biography: Ferdinand Frederic Henri Moissan
 Biography: Franz-Joseph Muller Freiherr von Reichenstein
 Biography: Friedrich Wöhler
 Biography: Gottfried Münzenberg
 Biography: Hennig Brand
 Biography: Ida Eva Tacke Noddack
 Biography: Irene Joliot-Curie
 Biography: John William Strutt Rayleigh
 Biography: Joseph Priestley
 Biography: Joseph W. Kennedy
 Biography: Lise Meitner
 Biography: Louis Jacques Thenard
 Biography: Louis Nicolas Vauquelin
 Biography: Martin Heinrich Klaproth
 Biography: Pierre Curie
 Biography: Robert Wilhelm Bunsen
 Biography: Sir Humphry Davy
 Biography: Smithson Tennant
 Biography: William Hyde Wollaston
 Compounds: Argon
 Compounds: Barium
 Country: Democratic Republic of Congo
 Country: India
 Country: Peru
 Country: South Africa
 Country: United States of America
 Data1: Actinium
 Data1: Aluminium
 Data1: Americium
 Data1: Antimony
 Data1: Argon
 Data1: Arsenic
 Data1: Astatine
 Data1: Barium
 Data1: Berkelium
 Data1: Beryllium
 Data1: Bismuth
 Data1: Bohrium
 Data1: Boron
 Data1: Bromine
 Data1: Cadmium
 Data1: Caesium
 Data1: Calcium
 Data1: Californium
 Data1: Carbon
 Data1: Cerium
 Data1: Chlorine
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Curium
 Data1: Darmstadtium
 Data1: Dubnium
 Data1: Dysprosium
 Data1: Einsteinium
 Data1: Erbium
 Data1: Europium
 Data1: Fermium
 Data1: Fluorine
 Data1: Francium
 Data1: Gadolinium
 Data1: Gallium
 Data1: Germanium
 Data1: Gold
 Data1: Hafnium
 Data1: Hassium
 Data1: Helium
 Data1: Holmium
 Data1: Hydrogen
 Data1: Indium
 Data1: Iodine
 Data1: Iridium
 Data1: Iron
 Data1: Krypton
 Data1: Lanthanum
 Data1: Lawrencium
 Data1: Lead
 Data1: Lithium
 Data1: Lutetium
 Data1: Magnesium
 Data1: Manganese
 Data1: Meitnerium
 Data1: Mendelevium
 Data1: Mercury
 Data1: Molybdenum
 Data1: Neodymium
 Data1: Neon
 Data1: Neptunium
 Data1: Nickel
 Data1: Niobium
 Data1: Nitrogen
 Data1: Nobelium
 Data1: Osmium
 Data1: Oxygen
 Data1: Palladium
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Polonium
 Data1: Potassium
 Data1: Praseodymium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rhenium
 Data1: Rhodium
 Data1: Roentgenium
 Data1: Rubidium
 Data1: Ruthenium
 Data1: Rutherfordium
 Data1: Samarium
 Data1: Scandium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Silicon
 Data1: Silver
 Data1: Sodium
 Data1: Strontium
 Data1: Sulfur
 Data1: Tantalum
 Data1: Technetium
 Data1: Tellurium
 Data1: Terbium
 Data1: Thallium
 Data1: Thorium
 Data1: Thulium
 Data1: Tin
 Data1: Titanium
 Data1: Tungsten
 Data1: Ununbium
 Data1: Ununhexium
 Data1: Ununoctium
 Data1: Ununpentium
 Data1: Ununquadium
 Data1: Ununseptium
 Data1: Ununtrium
 Data1: Uranium
 Data1: Vanadium
 Data1: Xenon
 Data1: Ytterbium
 Data1: Yttrium
 Data1: Zinc
 Data1: Zirconium
 Glossary: Magnetic Ordering
 On This Day... 10 December
 On This Day... 10 July
 On This Day... 10 May
 On This Day... 11 November
 On This Day... 12 July
 On This Day... 15 December
 On This Day... 17 December
 On This Day... 19 April
 On This Day... 23 August
 On This Day... 23 January
 On This Day... 25 April
 On This Day... 26 January
 On This Day... 26 November
 On This Day... 27 March
 On This Day... 27 September
 On This Day... 29 December
 On This Day... 3 July
 On This Day... 30 April
 On This Day... 30 October
 On This Day... 5 May
 On This Day... 6 May
 On This Day... 8 June
 On This Day... 9 September
 Production: Cadmium
 Production: Lanthanum
 Production: Mercury
 Production: Uranium
 
discreetness (1)
 Data1: Arsenic
 
discrete (4)
 Data1: Hydrogen
 Glossary: Emission Spectrum
 Glossary: Liquid
 Glossary: Photon
 
discs (4)
 Compounds: Silicon
 Data1: Dysprosium
 Data1: Gadolinium
 Data1: Terbium
 
discuss (1)
 Biography: Antoine-Laurent de Lavoisier
 
discussed (1)
 Data1: Platinum
 
discussion (1)
 Biography: Joseph Priestley
 
discussions (1)
 Biography: Robert Wilhelm Bunsen
 
disease (9)
 Allotrope: Tin
 Compounds: Mercury
 Compounds: Zinc
 Data1: Copper
 Data1: Iodine
 Data1: Manganese
 Data1: Plutonium
 Data1: Radium
 Data1: Silicon
 
diseases (2)
 Compounds: Phosphorus
 Compounds: Technetium
 
diselenium (1)
 Reactions: Selenium
 
disenfecting (1)
 Allotrope: Oxygen
 
dishes (2)
 Document: The Halogens (Group 17)
 Glossary: Halogens
 
disilicide (1)
 Compounds: Silicon
 
disinfect (1)
 Compounds: Oxygen
 
disinfectant (6)
 Compounds: Boron
 Compounds: Chlorine
 Compounds: Nitrogen
 Compounds: Sodium
 Data1: Boron
 Data1: Manganese
 
disinfectants (5)
 Compounds: Boron
 Compounds: Sodium
 Data1: Chlorine
 Document: The Halogens (Group 17)
 Glossary: Halogens
 
disinfection (2)
 Compounds: Calcium
 Compounds: Chlorine
 
disintegration (1)
 Isotope: Radium
 
disk (3)
 Compounds: Carbon
 Country: Outer space
 Production: Carbon
 
disks (2)
 Biography: Michael Faraday
 Compounds: Iron
 
dismissed (1)
 Data1: Technetium
 
disodium (1)
 Compounds: Sodium
 
disorder (4)
 Compounds: Iodine
 Compounds: Lithium
 Data1: Lithium
 Glossary: Enthalpy Change of Fusion (Heat of Fusion)
 
disordered (1)
 Glossary: Magnetic Ordering
 
disorders (4)
 Data1: Aluminium
 Data1: Arsenic
 Data1: Lead
 Data1: Technetium
 
dispersed (1)
 Glossary: Solution
 
dispersion (8)
 Compounds: Aluminium
 Compounds: Fluorine
 Compounds: Germanium
 Compounds: Thorium
 Compounds: Yttrium
 Data1: Strontium
 Data1: Thorium
 Isotope: Iodine
 
displace (1)
 Data1: Nitrogen
 
displacement (1)
 On This Day... 28 May
 
displaces (2)
 Compounds: Strontium
 Data1: Helium
 
display (3)
 Biography: Julius Caesar Scaliger
 Glossary: Magnetic Ordering
 Glossary: Metalloids
 
displayed (2)
 Biography: Julius Caesar Scaliger
 Data1: Gold
 
displaying (1)
 Biography: Julius Caesar Scaliger
 
displays (9)
 Biography: Julius Caesar Scaliger
 Compounds: Barium
 Compounds: Bismuth
 Compounds: Cerium
 Compounds: Indium
 Data1: Boron
 Data1: Helium
 Data1: Indium
 Glossary: Metalloids
 
disposable (1)
 Data1: Manganese
 
disposal (2)
 Production: Technetium
 Reactions: Uranium
 
disposed (1)
 Data1: Bromine
 
disposition (1)
 Biography: Julius Caesar Scaliger
 
disproportionates (3)
 Reactions: Bromine
 Reactions: Fluorine
 Reactions: Platinum
 
disproportionation (1)
 On This Day... 6 February
 
disprosio (1)
 Names: Dysprosium
 
disprove (1)
 Biography: Sir Humphry Davy
 
disproved (2)
 Biography: Antoine-Laurent de Lavoisier
 Biography: Friedrich Wöhler
 
disprozij (1)
 Names: Dysprosium
 
dispute (4)
 Biography: Louis Jacques Thenard
 Data1: Dubnium
 Data1: Meitnerium
 Data1: Rutherfordium
 
disputed (1)
 Data1: Boron
 
disrupted (1)
 Biography: John William Strutt Rayleigh
 
dissertation (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
dissipation (1)
 Data1: Copper
 
dissociate (2)
 Equation: Acid dissociation constant
 Equation: Base ionisation constant
 
dissociation (4)
 Equation: Acid dissociation constant
 Equation: Base ionisation constant
 Glossary: pH
 On This Day... 30 October
 
dissolution (4)
 Compounds: Calcium
 Data1: Osmium
 Data1: Rhodium
 Production: Gold
 
dissolve (17)
 Compounds: Calcium
 Compounds: Fluorine
 Compounds: Sodium
 Glossary: Aqua regia
 Reactions: Astatine
 Reactions: Cadmium
 Reactions: Hafnium
 Reactions: Indium
 Reactions: Iridium
 Reactions: Magnesium
 Reactions: Niobium
 Reactions: Polonium
 Reactions: Rhenium
 Reactions: Scandium
 Reactions: Tantalum
 Reactions: Technetium
 Reactions: Zirconium
 
dissolved (25)
 Allotrope: Arsenic
 Biography: George Charles de Hevesy
 Biography: William Gregor
 Compounds: Aluminium
 Compounds: Carbon
 Country: Oceans / Seas
 Data1: Chlorine
 Data1: Phosphorus
 Data1: Tantalum
 Glossary: Acid
 Glossary: Solution
 Production: Aluminium
 Production: Carbon
 Production: Chlorine
 Production: Erbium
 Production: Iodine
 Production: Iron
 Production: Thorium
 Production: Uranium
 Reactions: Caesium
 Reactions: Gold
 Reactions: Lithium
 Reactions: Potassium
 Reactions: Rubidium
 Reactions: Silicon
 
dissolves (48)
 Compounds: Boron
 Compounds: Sodium
 Data1: Nitrogen
 Data1: Polonium
 Data1: Rhodium
 Equation: Acid dissociation constant
 Equation: Base ionisation constant
 Reactions: Aluminium
 Reactions: Antimony
 Reactions: Beryllium
 Reactions: Bismuth
 Reactions: Cadmium
 Reactions: Caesium
 Reactions: Calcium
 Reactions: Cerium
 Reactions: Chromium
 Reactions: Cobalt
 Reactions: Copper
 Reactions: Dysprosium
 Reactions: Erbium
 Reactions: Europium
 Reactions: Gadolinium
 Reactions: Gallium
 Reactions: Holmium
 Reactions: Iron
 Reactions: Lanthanum
 Reactions: Lead
 Reactions: Lithium
 Reactions: Lutetium
 Reactions: Manganese
 Reactions: Mercury
 Reactions: Neodymium
 Reactions: Nickel
 Reactions: Potassium
 Reactions: Praseodymium
 Reactions: Promethium
 Reactions: Rubidium
 Reactions: Samarium
 Reactions: Scandium
 Reactions: Silver
 Reactions: Sodium
 Reactions: Strontium
 Reactions: Terbium
 Reactions: Thallium
 Reactions: Thulium
 Reactions: Ytterbium
 Reactions: Yttrium
 Reactions: Zinc
 
dissolving (7)
 Compounds: Chlorine
 Compounds: Nitrogen
 Data1: Iridium
 Data1: Palladium
 Data1: Rhodium
 Data1: Ruthenium
 Data1: Uranium
 
distance (5)
 Glossary: Alpha Decay
 Glossary: Atomic Radius
 Glossary: van der Waals radius
 Isotope: Polonium
 Production: Antimony
 
distances (2)
 Biography: Albert Ghiorso
 Glossary: Atomic Radius
 
distill (2)
 Data1: Phosphorus
 Production: Zinc
 
distillation (12)
 Biography: Morris Travers
 Compounds: Potassium
 Compounds: Sodium
 Data1: Neon
 Data1: Nitrogen
 Data1: Oxygen
 Production: Argon
 Production: Cadmium
 Production: Germanium
 Production: Helium
 Production: Krypton
 Production: Neon
 
distilled (3)
 Biography: Robert Wilhelm Bunsen
 Data1: Tin
 Production: Astatine
 
distilling (4)
 Biography: Hennig Brand
 Data1: Phosphorus
 Data1: Radium
 On This Day... 22 March
 
distills (1)
 Production: Strontium
 
distinct (8)
 Compounds: Nitrogen
 Data1: Bismuth
 Data1: Molybdenum
 Data1: Technetium
 Glossary: Liquid
 Glossary: Plasma
 Glossary: Solid
 Production: Erbium
 
distinction (1)
 Allotrope: Carbon
 
distinctive (9)
 Compounds: Sulfur
 Country: Outer space
 Data1: Chlorine
 Data1: Germanium
 Data1: Sulfur
 Document: The Actinoid Series
 Document: The Noble Gases (Group 18)
 Glossary: Noble Gasses (inert gasses)
 Production: Sulfur
 
distinctly (2)
 Biography: Robert Wilhelm Bunsen
 Data1: Praseodymium
 
distincton (1)
 Biography: Julius Caesar Scaliger
 
distinguish (3)
 Biography: Joseph Louis Gay-Lussac
 Biography: Robert Wilhelm Bunsen
 Glossary: Magnetic Ordering
 
distinguishable (1)
 Data1: Molybdenum
 
distinguished (3)
 Biography: Irene Joliot-Curie
 Biography: Julius Caesar Scaliger
 Biography: Robert Wilhelm Bunsen
 
distinguishing (1)
 Biography: Julius Caesar Scaliger
 
distracted (1)
 Biography: Sir Humphry Davy
 
distributed (7)
 Data1: Lithium
 Data1: Phosphorus
 Production: Lithium
 Production: Manganese
 Production: Phosphorus
 Production: Scandium
 Production: Titanium
 
distributes (2)
 Compounds: Samarium
 Compounds: Sodium
 
distribution (3)
 Glossary: Atomic Mass
 Glossary: Gamma Ray
 On This Day... 13 June
 
distributions (1)
 Glossary: Electron Capture
 
district (1)
 Data1: Magnesium
 
disturbing (1)
 On This Day... 9 May
 
disulfide (5)
 Allotrope: Carbon
 Allotrope: Phosphorus
 Compounds: Molybdenum
 Data1: Molybdenum
 Data1: Sulfur
 
disulfur (2)
 Allotrope: Sulfur
 Reactions: Sulfur
 
disulphide (1)
 Reactions: Phosphorus
 
diuranate (1)
 Data1: Uranium
 
divalent (3)
 Country: United Kingdom
 Data1: Cerium
 Production: Europium
 
diver (1)
 Data1: Titanium
 
divers (1)
 Data1: Nitrogen
 
diverse (3)
 Biography: Irene Joliot-Curie
 Biography: Robert Wilhelm Bunsen
 Compounds: Iron
 
divide (3)
 Glossary: Centigrade (celsius)
 Glossary: Fahrenheit
 Production: Yttrium
 
divided (15)
 Data1: Bismuth
 Data1: Hafnium
 Data1: Uranium
 Data1: Yttrium
 Data2: Chlorine
 Equation: Combined Gas Law
 Glossary: Poisson Ratio
 Reactions: Hafnium
 Reactions: Iron
 Reactions: Manganese
 Reactions: Nickel
 Reactions: Osmium
 Reactions: Scandium
 Reactions: Tungsten
 Reactions: Yttrium
 
divides (1)
 Allotrope: Carbon
 
dividing (2)
 Biography: Julius Caesar Scaliger
 Glossary: Heat Capacity
 
diving (2)
 Data1: Helium
 On This Day... 16 November
 
division (2)
 Biography: Glenn Theodore Seaborg
 Data1: Neodymium
 
divisions (1)
 Glossary: Group
 
divorce (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
dixon (1)
 On This Day... 11 August
 
dizziness (1)
 Data1: Antimony
 
djerassi (1)
 On This Day... 29 October
 
dm3 (1)
 Equation: Avogadro's law
 
dmitri (10)
 Biography: Clemens Alexander Winkler
 Biography: Per Teodor Cleve
 Biography: Robert Wilhelm Bunsen
 Data1: Gallium
 Data1: Germanium
 Data1: Mendelevium
 Data1: Scandium
 Data1: Technetium
 Glossary: Periodic Table
 On This Day... 22 November
 
dmitrievna (1)
 Biography: Dmitriy Ivanovich Mendeleyev
 
dmitriy (3)
 Biography: Dmitriy Ivanovich Mendeleyev
 Data1: Mendelevium
 On This Day... 8 February
 
dmitry (1)
 Data1: Mendelevium
 
dna (7)
 Glossary: Carcinogen
 Glossary: Magnetic Ordering
 On This Day... 2 April
 On This Day... 21 March
 On This Day... 25 July
 On This Day... 6 April
 On This Day... 8 June
 
doctor (2)
 Biography: Dmitriy Ivanovich Mendeleyev
 Biography: Irene Joliot-Curie
 
doctoral (2)
 Biography: Irene Joliot-Curie
 Biography: Jöns Jacob Berzelius
 
doctorate (6)
 Biography: Emilio Gino Segre
 Biography: Ida Eva Tacke Noddack
 Biography: Lise Meitner
 Biography: Pierre Curie
 Biography: Robert Wilhelm Bunsen
 Biography: Walter Noddack
 
doctors (2)
 Biography: Irene Joliot-Curie
 Glossary: Noble Gasses (inert gasses)
 
doctrine (1)
 Biography: Jöns Jacob Berzelius
 
doctrines (1)
 Biography: Joseph Priestley
 
document (1)
 Biography: Sir Humphry Davy
 
documented (4)
 Biography: Jöns Jacob Berzelius
 Data1: Osmium
 Data1: Radium
 Glossary: X-Rays
 
documents (4)
 Biography: Antoine-Laurent de Lavoisier
 Data1: Argon
 Data1: Helium
 Data1: Nitrogen
 
dodecahedron (1)
 Allotrope: Carbon
 
dodecyl (1)
 Compounds: Sodium
 
doesn (3)
 Allotrope: Arsenic
 Biography: Robert Wilhelm Bunsen
 Glossary: Nucleus
 
dogmatism (1)
 Biography: Julius Caesar Scaliger
 
dolet (1)
 Biography: Julius Caesar Scaliger
 
dollars (3)
 Data1: Gold
 Data1: Neodymium
 Production: Chromium
 
dolomite (8)
 Compounds: Carbon
 Data1: Magnesium
 Glossary: Refractory
 Production: Calcium
 Production: Carbon
 Production: Iron
 Production: Lead
 Production: Magnesium
 
dolomitic (1)
 Compounds: Magnesium
 
domagk (1)
 On This Day... 30 October
 
dome (1)
 Allotrope: Carbon
 
domes (1)
 Production: Sulfur
 
domestic (3)
 Compounds: Silicon
 Data1: Copper
 Production: Magnesium
 
dominant (3)
 Data1: Tellurium
 Production: Magnesium
 Production: Technetium
 
dominated (3)
 Data1: Nitrogen
 Data1: Terbium
 Reactions: Fluorine
 
dominican (1)
 Country: Dominican Republic
 
don (1)
 Data1: Platinum
 
donald (3)
 On This Day... 11 May
 On This Day... 29 March
 On This Day... 3 October
 
donated (1)
 Isotope: Hydrogen
 
done (14)
 Biography: Ida Eva Tacke Noddack
 Biography: Jöns Jacob Berzelius
 Biography: Pierre Curie
 Data1: Helium
 Data1: Nitrogen
 Data1: Plutonium
 Data1: Sodium
 On This Day... 30 April
 On This Day... 5 May
 Production: Hafnium
 Production: Sodium
 Production: Zinc
 Reactions: Selenium
 Reactions: Tellurium
 
door (2)
 Compounds: Titanium
 Data1: Germanium
 
doorknobs (1)
 Data1: Copper
 
dopant (5)
 Compounds: Erbium
 Compounds: Phosphorus
 Compounds: Strontium
 Compounds: Ytterbium
 Data1: Lutetium
 
doped (4)
 Compounds: Lutetium
 Data1: Europium
 Data1: Tellurium
 Data1: Thulium
 
dormant (1)
 Compounds: Calcium
 
dorn (3)
 Biography: Friedrich Ernst Dorn
 Data1: Radon
 On This Day... 27 July
 
dorothy (1)
 On This Day... 12 May
 
dorr (1)
 On This Day... 6 January
 
dosage (1)
 Isotope: Sodium
 
dose (4)
 Compounds: Sodium
 Data1: Chromium
 Data1: Molybdenum
 Data1: Phosphorus
 
doses (5)
 Biography: Irene Joliot-Curie
 Compounds: Oxygen
 Data1: Antimony
 Data1: Barium
 Data1: Selenium
 
dosimeters (2)
 Compounds: Lithium
 Data1: Thulium
 
double (25)
 Data1: Carbon
 Data1: Hafnium
 Data1: Lanthanum
 Data1: Neodymium
 Data1: Terbium
 Glossary: Aromatic
 Glossary: Double Beta Decay
 Glossary: Double Electron Capture
 Glossary: Electron Capture
 Glossary: Plasma
 Isotope: Cadmium
 Isotope: Calcium
 Isotope: Chromium
 Isotope: Gadolinium
 Isotope: Iron
 Isotope: Krypton
 Isotope: Molybdenum
 Isotope: Neodymium
 Isotope: Selenium
 Isotope: Tellurium
 Isotope: Xenon
 Isotope: Zirconium
 On This Day... 14 September
 On This Day... 23 June
 On This Day... 6 April
 
doubly (6)
 Document: The Alkaline Earth Metals (Group 2)
 Glossary: Alkali Metal (alkaline-earth metals)
 Glossary: Doubly Magic
 Glossary: Island of Stability
 Glossary: Magic Number
 Isotope: Hassium
 
douglas (1)
 Data1: Helium
 
dow (2)
 On This Day... 21 January
 On This Day... 4 January
 
downs (1)
 Production: Sodium
 
dozen (1)
 Biography: Johan Gadolin
 
dr (6)
 Biography: Frederick Soddy
 Compounds: Sodium
 Data1: Europium
 Data1: Plutonium
 Data1: Praseodymium
 Data1: Zinc
 
draftsman (1)
 Biography: William Hyde Wollaston
 
drain (1)
 Compounds: Calcium
 
drained (1)
 Data1: Tantalum
 
drains (1)
 Data1: Sodium
 
drake (1)
 On This Day... 27 August
 
dram (1)
 Compounds: Hafnium
 
dramatic (2)
 Allotrope: Plutonium
 Compounds: Cobalt
 
dramatically (3)
 Compounds: Potassium
 Data1: Germanium
 Glossary: Thermal Conductivity
 
drasl (1)
 Names: Potassium
 
draw (2)
 Allotrope: Carbon
 Data1: Antimony
 
drawer (1)
 Data1: Uranium
 
drawn (5)
 Biography: William Hyde Wollaston
 Data1: Tantalum
 Data1: Tungsten
 Glossary: Ductile
 Glossary: Non-Metals
 
drc (2)
 Country: Democratic Republic of Congo
 Country: Russia
 
dresden (1)
 Biography: Hieronymous Theodor Richter
 
dressed (1)
 Data1: Gold
 
dressing (1)
 Data1: Aluminium
 
dressings (2)
 Compounds: Sodium
 Compounds: Zinc
 
drew (1)
 Biography: Irene Joliot-Curie
 
dried (6)
 Compounds: Potassium
 Compounds: Sodium
 Compounds: Strontium
 Compounds: Sulfur
 Data1: Sulfur
 Production: Lead
 
drift (1)
 On This Day... 29 January
 
drill (3)
 Compounds: Titanium
 Compounds: Zirconium
 Data1: Zirconium
 
drilling (2)
 Country: United States of America
 Production: Lead
 
drink (2)
 Data1: Magnesium
 Data1: Tantalum
 
drinking (7)
 Compounds: Calcium
 Compounds: Chlorine
 Compounds: Oxygen
 Compounds: Silicon
 Data1: Chromium
 Document: The Halogens (Group 17)
 Glossary: Halogens
 
drinks (5)
 Compounds: Potassium
 Compounds: Sodium
 Compounds: Sulfur
 Data1: Bromine
 Glossary: Acid
 
drive (3)
 Biography: Jöns Jacob Berzelius
 Country: Canada
 Production: Potassium
 
driven (4)
 Biography: Jöns Jacob Berzelius
 Data1: Mercury
 Data1: Selenium
 Production: Oxygen
 
drives (3)
 Compounds: Neodymium
 Data1: Neodymium
 Production: Uranium
 
driving (1)
 Biography: Gottfried Münzenberg
 
drop (4)
 Biography: Ida Eva Tacke Noddack
 Compounds: Copper
 Country: Spain
 Glossary: Endothermic
 
dropped (7)
 Compounds: Copper
 Country: Algeria
 Country: United States of America
 Data1: Plutonium
 Document: The Alkali (Group 1) Metals
 Production: Copper
 Production: Iridium
 
drops (4)
 Compounds: Tin
 Data1: Boron
 Data1: Iodine
 Glossary: Enthalpy Change of Fusion (Heat of Fusion)
 
dross (1)
 Production: Lead
 
drove (1)
 Data1: Chlorine
 
drug (4)
 Compounds: Gold
 Compounds: Platinum
 Compounds: Sodium
 Data1: Europium
 
drugs (5)
 Compounds: Sodium
 Data1: Lithium
 Data1: Palladium
 Data1: Plutonium
 Data1: Tin
 
dry (18)
 Allotrope: Carbon
 Compounds: Calcium
 Compounds: Manganese
 Compounds: Molybdenum
 Compounds: Palladium
 Compounds: Samarium
 Data1: Americium
 Data1: Bromine
 Data1: Manganese
 Data1: Sodium
 Glossary: Halogens
 On This Day... 16 December
 On This Day... 4 July
 Production: Chlorine
 Production: Nitrogen
 Production: Uranium
 Reactions: Arsenic
 Reactions: Iridium
 
drying (5)
 Compounds: Bromine
 Compounds: Calcium
 Compounds: Lithium
 Compounds: Magnesium
 Data1: Aluminium
 
ds (1)
 Data1: Darmstadtium
 
du (1)
 On This Day... 18 May
 
dual (1)
 Compounds: Sodium
 
duality (1)
 Biography: Jöns Jacob Berzelius
 
dubbed (6)
 Biography: Emilio Gino Segre
 Biography: Ida Eva Tacke Noddack
 Biography: Robert Wilhelm Bunsen
 Data1: Meitnerium
 Isotope: Helium
 Production: Astatine
 
dubna (11)
 Data1: Bohrium
 Data1: Dubnium
 Data1: Lawrencium
 Data1: Nobelium
 Data1: Rutherfordium
 Data1: Seaborgium
 Data1: Ununhexium
 Data1: Ununoctium
 Data1: Ununpentium
 Data1: Ununquadium
 Data1: Ununtrium
 
dubnij (1)
 Names: Dubnium
 
dubnio (1)
 Names: Dubnium
 
dubnium (12)
 Atomic data: Dubnium
 Compounds: Dubnium
 Data1: Darmstadtium
 Data1: Dubnium
 Data1: Rutherfordium
 Data2: Dubnium
 Isotope: Dubnium
 MAC data: Dubnium
 Names: Dubnium
 Production: Dubnium
 Reactions: Dubnium
 Spectrum: Dubnium
 
duck (1)
 Compounds: Sodium
 
duclaux (1)
 On This Day... 24 June
 
ductile (14)
 Allotrope: Uranium
 Data1: Aluminium
 Data1: Cadmium
 Data1: Europium
 Data1: Gold
 Data1: Lanthanum
 Data1: Lead
 Data1: Tantalum
 Data1: Terbium
 Data1: Zirconium
 Glossary: Ductile
 Glossary: Malleable
 On This Day... 30 December
 On This Day... 31 December
 
ductility (2)
 Data1: Lanthanum
 Data1: Tantalum
 
dufay (1)
 On This Day... 14 September
 
duhem (1)
 On This Day... 10 June
 
dukat (1)
 Country: Russia
 
duke (2)
 Biography: Henry Cavendish
 Biography: Julius Caesar Scaliger
 
dull (3)
 Document: The Alkali (Group 1) Metals
 Reactions: Sodium
 Reactions: Strontium
 
dulled (1)
 Compounds: Nitrogen
 
dulong (2)
 On This Day... 12 February
 On This Day... 2 October
 
duly (1)
 Data1: Europium
 
dumas (1)
 Biography: Jöns Jacob Berzelius
 
dunlop (1)
 On This Day... 5 February
 
dunning (1)
 On This Day... 4 January
 
duplicate (1)
 Data1: Ununhexium
 
durability (3)
 Compounds: Aluminium
 Compounds: Yttrium
 Data1: Tellurium
 
durable (3)
 Data1: Aluminium
 Data1: Thallium
 Data1: Vanadium
 
duration (1)
 Compounds: Silver
 
durer (1)
 Biography: Julius Caesar Scaliger
 
durham (1)
 Data1: Thulium
 
during (81)
 Allotrope: Oxygen
 Biography: Antoine-Laurent de Lavoisier
 Biography: Bernard Courtois
 Biography: Glenn Theodore Seaborg
 Biography: Irene Joliot-Curie
 Biography: John William Strutt Rayleigh
 Biography: Jöns Jacob Berzelius
 Biography: Julius Caesar Scaliger
 Biography: Lise Meitner
 Biography: Michael Faraday
 Biography: Peter Armbruster
 Biography: Robert Wilhelm Bunsen
 Compounds: Calcium
 Compounds: Hafnium
 Compounds: Magnesium
 Compounds: Radium
 Compounds: Sodium
 Compounds: Zirconium
 Country: Outer space
 Country: United States of America
 Data1: Arsenic
 Data1: Chromium
 Data1: Cobalt
 Data1: Copper
 Data1: Dysprosium
 Data1: Erbium
 Data1: Francium
 Data1: Gold
 Data1: Helium
 Data1: Indium
 Data1: Iron
 Data1: Krypton
 Data1: Lawrencium
 Data1: Lithium
 Data1: Magnesium
 Data1: Oxygen
 Data1: Phosphorus
 Data1: Platinum
 Data1: Plutonium
 Data1: Promethium
 Data1: Protactinium
 Data1: Radium
 Data1: Radon
 Data1: Rubidium
 Data1: Scandium
 Data1: Seaborgium
 Data1: Selenium
 Data1: Silicon
 Data1: Uranium
 Data1: Zinc
 Data1: Zirconium
 Document: The Alkali (Group 1) Metals
 Document: The Lanthanoid Series
 Glossary:
 Glossary: Air
 Glossary: Alpha Decay
 Glossary: Atom
 Glossary: Endothermic
 Glossary: Half Life
 Glossary: Noble Gasses (inert gasses)
 Glossary: Reagent
 Glossary: Thermal Expansion
 Isotope: Chlorine
 Isotope: Helium
 Isotope: Hydrogen
 Isotope: Krypton
 Isotope: Oxygen
 Isotope: Plutonium
 Isotope: Polonium
 On This Day... 15 April
 Production: Cadmium
 Production: Helium
 Production: Hydrogen
 Production: Indium
 Production: Oxygen
 Production: Radon
 Production: Silver
 Production: Technetium
 Production: Tellurium
 Production: Titanium
 Reactions: Carbon
 
durkheim (1)
 Data1: Caesium
 
dus (1)
 Names: Nitrogen
 
dusik (1)
 Names: Nitrogen
 
dust (48)
 Compounds: Cadmium
 Compounds: Magnesium
 Compounds: Samarium
 Compounds: Zinc
 Data1: Cerium
 Data1: Erbium
 Data1: Europium
 Data1: Iron
 Data1: Lanthanum
 Data1: Lutetium
 Data1: Neodymium
 Data1: Neon
 Data1: Nickel
 Data1: Niobium
 Data1: Radon
 Data1: Silicon
 Data1: Tantalum
 Data1: Thulium
 Data1: Tin
 Data1: Tungsten
 Data1: Ytterbium
 Data1: Zinc
 Data1: Zirconium
 Data2: Aluminium
 Data2: Antimony
 Data2: Beryllium
 Data2: Cadmium
 Data2: Chromium
 Data2: Cobalt
 Data2: Copper
 Data2: Germanium
 Data2: Indium
 Data2: Lead
 Data2: Palladium
 Data2: Platinum
 Data2: Rhodium
 Data2: Silver
 Data2: Tantalum
 Data2: Tin
 Data2: Vanadium
 Data2: Yttrium
 Isotope: Cobalt
 Isotope: Iodine
 Isotope: Nickel
 Production: Cadmium
 Production: Germanium
 Production: Neon
 Production: Zinc
 
dusting (1)
 Compounds: Magnesium
 
dusts (3)
 Data1: Molybdenum
 Production: Gallium
 Production: Tellurium
 
dutch (123)
 Biography: Dirk Coster
 Biography: Lise Meitner
 Data1: Helium
 Names: Actinium
 Names: Aluminium
 Names: Americium
 Names: Antimony
 Names: Argon
 Names: Arsenic
 Names: Astatine
 Names: Barium
 Names: Berkelium
 Names: Beryllium
 Names: Bismuth
 Names: Bohrium
 Names: Boron
 Names: Bromine
 Names: Cadmium
 Names: Caesium
 Names: Calcium
 Names: Californium
 Names: Carbon
 Names: Cerium
 Names: Chlorine
 Names: Chromium
 Names: Cobalt
 Names: Copper
 Names: Curium
 Names: Darmstadtium
 Names: Dubnium
 Names: Dysprosium
 Names: Einsteinium
 Names: Erbium
 Names: Europium
 Names: Fermium
 Names: Fluorine
 Names: Francium
 Names: Gadolinium
 Names: Gallium
 Names: Germanium
 Names: Gold
 Names: Hafnium
 Names: Hassium
 Names: Helium
 Names: Holmium
 Names: Hydrogen
 Names: Indium
 Names: Iodine
 Names: Iridium
 Names: Iron
 Names: Krypton
 Names: Lanthanum
 Names: Lawrencium
 Names: Lead
 Names: Lithium
 Names: Lutetium
 Names: Magnesium
 Names: Manganese
 Names: Meitnerium
 Names: Mendelevium
 Names: Mercury
 Names: Molybdenum
 Names: Neodymium
 Names: Neon
 Names: Neptunium
 Names: Nickel
 Names: Niobium
 Names: Nitrogen
 Names: Nobelium
 Names: Osmium
 Names: Oxygen
 Names: Palladium
 Names: Phosphorus
 Names: Platinum
 Names: Plutonium
 Names: Polonium
 Names: Potassium
 Names: Praseodymium
 Names: Promethium
 Names: Protactinium
 Names: Radium
 Names: Radon
 Names: Rhenium
 Names: Rhodium
 Names: Roentgenium
 Names: Rubidium
 Names: Ruthenium
 Names: Rutherfordium
 Names: Samarium
 Names: Scandium
 Names: Seaborgium
 Names: Selenium
 Names: Silicon
 Names: Silver
 Names: Sodium
 Names: Strontium
 Names: Sulfur
 Names: Tantalum
 Names: Technetium
 Names: Tellurium
 Names: Terbium
 Names: Thallium
 Names: Thorium
 Names: Thulium
 Names: Tin
 Names: Titanium
 Names: Tungsten
 Names: Ununbium
 Names: Ununhexium
 Names: Ununoctium
 Names: Ununpentium
 Names: Ununquadium
 Names: Ununseptium
 Names: Ununtrium
 Names: Uranium
 Names: Vanadium
 Names: Xenon
 Names: Ytterbium
 Names: Yttrium
 Names: Zinc
 Names: Zirconium
 On This Day... 29 February
 On This Day... 5 October
 
duties (1)
 Compounds: Iron
 
dvds (1)
 Compounds: Chromium
 
dwarf (1)
 Data1: Cerium
 
dwellings (2)
 Data1: Radon
 Production: Radon
 
dy (7)
 Atomic data: Dysprosium
 Data1: Dysprosium
 Isotope: Dysprosium
 Isotope: Gadolinium
 Isotope: Terbium
 Reactions: Dysprosium
 Spectrum: Dysprosium
 
dy+ (1)
 Atomic data: Dysprosium
 
dy+2 (1)
 Data2: Dysprosium
 
dy+3 (1)
 Data2: Dysprosium
 
dy+4 (1)
 Data2: Dysprosium
 
dy0 (2)
 Compounds: Dysprosium
 Compounds: Terbium
 
dy2o3 (3)
 Compounds: Dysprosium
 Compounds: Holmium
 Reactions: Dysprosium
 
dy3+ (1)
 Reactions: Dysprosium
 
dybr3 (1)
 Reactions: Dysprosium
 
dycl3 (1)
 Reactions: Dysprosium
 
dye (6)
 Compounds: Aluminium
 Compounds: Sulfur
 Compounds: Titanium
 Compounds: Zinc
 Data1: Vanadium
 On This Day... 30 October
 
dyed (1)
 Compounds: Barium
 
dyeing (5)
 Compounds: Aluminium
 Compounds: Antimony
 Compounds: Lead
 Compounds: Zinc
 Data1: Aluminium
 
dyer (1)
 On This Day... 26 May
 
dyes (3)
 Compounds: Boron
 Compounds: Zirconium
 On This Day... 4 November
 
dyestuffs (3)
 Compounds: Arsenic
 Compounds: Sodium
 Data1: Chlorine
 
dyf3 (1)
 Reactions: Dysprosium
 
dyi3 (1)
 Reactions: Dysprosium
 
dynamical (1)
 Biography: Henry Cavendish
 
dynamics (1)
 On This Day... 29 November
 
dynamite (3)
 Data1: Nitrogen
 Data1: Nobelium
 On This Day... 21 October
 
dynasty (2)
 Data1: Cobalt
 Data1: Sulfur
 
dyspnea (1)
 Data1: Barium
 
dysprositos (1)
 Data1: Dysprosium
 
dysprosium (21)
 Atomic data: Dysprosium
 Biography: Paul Emile Lecoq de Boisbaudran
 Biography: Per Teodor Cleve
 Compounds: Dysprosium
 Compounds: Holmium
 Compounds: Terbium
 Country: China
 Data1: Dysprosium
 Data1: Terbium
 Data2: Dysprosium
 Document: Abundance of the Elements in the Solar System
 Document: The Lanthanoid Series
 Glossary: Rare Earth Elements
 Isotope: Dysprosium
 MAC data: Dysprosium
 Names: Dysprosium
 Production: Dysprosium
 Production: Holmium
 Reactions: Californium
 Reactions: Dysprosium
 Spectrum: Dysprosium