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Multiple choice
Group Properties and Valence Electrons
● Easy
Why do elements in the same column (group) of the periodic table exhibit similar chemical properties?
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They have the same total number of protons in their nucleus.
They have the same total number of electron shells.
They are located in the same horizontal row (period).
They have the same number of valence electrons.
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Chemistry — The Periodic Table — Elimufy Library — Elimufy