Documents
The documents section contains many informative documents on topics that are relevant to chemistry and the periodic table.
Abundance of the Elements in the Solar System
Actinoids
Chemical makeup of the human body
The Alkali (group 1) metals
The Alkaline Earth metals (Group 2)
The Halogens (Group 17)
Lanthanoids
The Noble Gases (Group 18)
The Transition metals (Group 3 to 12)
Understanding Electron Configuration Tables
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