Question

The general electronic configuration of the outermost orbit in halogen is

• A. $s^2{p}^6$
• B. $s^2{p}^5$
• C. $s^2{p}^4$
• D. $s^2{p}^3$

Answer 1

Answer: (B)

Halogens have seven electrons in their valence shell so these have valence shell electronic configuration of $n{s}^{2}n{p}^5$