Question

how we get the valency of chlorine and sodium as 1
Explain pls​

Answer 1

$\huge\color{yellow}\boxed{\colorbox{black}{Answer❗}}$

It requires one more electron to complete its octet. The valency of the chlorine atom is −1 . Sodium loses its one electron and completes its octet and chlorine accepts this electron. They are bonded through the ionic bond.

$\huge\color{red}\boxed{\colorbox{black}{Brāinlist \: Plz♡}}$

Answer 2

Explanation:

It requires one more electron to complete its octet. The valency of the chlorine atom is −1 . Sodium loses its one electron and completes its octet and chlorine accepts this electron. They are bonded through the ionic bond.