Question

valency of chlorine is

and follow me friends ​

Answer 1

Answer:

Valency is defined as the combining capacity of atoms or molecules. 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.

Answer 2

Answer:

valency of chlorine is -1

It's no. of electrons is 17