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Q. 17.     Number of valence electrons in $Cl^{-}$ ion are:

              (a) 16

               (b) 8

               (c) 17

               (d) 18

Answers (1)

best_answer

The Electronic configuration of $Cl^{-}$ ion is :

K = 2

L = 8

M = 8

Hence Number of valance electron in $Cl^{-}$ ion = 8.

Hence, option (b) is the correct answer.

Posted by

Pankaj Sanodiya

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