Question

How are elements in the same group of the periodic table similar to each other chemically?

a
These elements all have the same number of electrons.
b
These elements all have the same number of energy levels with electrons in them.
c
These elements all have the same number of electrons in their inner shell.
d
These elements all have the same number of valence electrons.

Answers

GPT 3.5
d. These elements all have the same number of valence electrons.

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