What is the similarity in chemical properties of the atoms of elements in a group of the periodic table is most closely related to?

1 Answer
anor277
Nov 17, 2016

Surely it is most closely related to the element's #"electronic structure?"#

Explanation:

Atoms from the same Group of the Periodic Table have the same number and symmetry of valence electrons, and this electronic similarity should give rise to similar chemistry.

And indeed it does.......

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