Question

The electronic configuration of halogen is

• A. $n{s}^2$
• B. $n{s}^{2}n{p}^3$
• C. $n{s}^{2}n{p}^5$
• D. $n{s}^{2}n{p}^6$

Answer 1

The correct option is C

$n{s}^{2}n{p}^5$

Halogens has 7 electrons in his valance shell $\left(n{s}^{2}n{p}^5\right)$