Question

Which of the following molecules has pyramidal shape?

• A. $PC{l}_3$
• B. $S{O}_3$
• C. $C{O}_3^{2-}$
• D. $N{O}_3^{-}$

Answer 1

Answer: (A)

In $\text{PC}{\text{l}}_{\text{3}}$ molecule, phosphorus is $s{p}^3-$ hybridized but due to presence of lone-pair electron, it has pyramidal structure.