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iragen [17]
3 years ago
11

Explain how the valence electrons are related to the element's period.

Chemistry
1 answer:
AlekseyPX3 years ago
5 0

Answer:

The number of valence electrons in an atom is reflected by its position in the periodic table of the elements (see the periodic table in the Figure below). Across each row, or period, of the periodic table, the number of valence electrons in groups 1–2 and 13–18 increases by one from one element to the next

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