Question

Elements in the same __________ of the periodic table have the same number of valence electrons.

Answer 1

Answer:

group

Explanation:

Answer 2

Explanation:

The elements in each group have the same number of electrons in the outer orbital. Those outer electrons are also called valence electrons. They are the electrons involved in chemical bonds with other elements. Every element in the first column (group one) has one electron in its outer shell.

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