question_answer

Number of lone pairs around phosphorus in \[PC{{l}_{5}},PCl_{4}^{+}\] and \[PCl_{6}^{-}\] are respectively

A) 0, 1, 2

B) 0, 0, 0

C) 1, 2, 3

D) 0, 2, 1

Correct Answer: B

Solution :

[b] \[PC{{l}_{5}}\Rightarrow \] (no lone pair of electron)