JoieU429184 JoieU429184

29-10-2022
Chemistry

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an element with the valence electron configuration 3s2 3p6 belongs to period

an element with the valence electron configuration 3s2 3p6 belongs to period class=

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MiasiaT470913 MiasiaT470913

29-10-2022

Answer:

The answer is D

Explanation:

The element is in the 3rd period because n = 3.

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