Chemistry, asked by bakshirousonkabir77, 4 days ago

on the basis of electronic configuration how will you identify the first element in a period​

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Answered by thahanifaiha
0

Answer:

If the number of valence electron is 1 then the element is said to be the first element of a period, If the number of valence electrons are 8, the element is said to be the last element of a period.

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