Question

what is the valency of chlorine ​

Answer 1

Answer:

1 is right answers

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Answer 2

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1.

explanation :-

It is obtained from the number of electrons present in the outermost shell of an atom. The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. Therefore, the valency of chlorine is 1.19-May-2020