Question

Which of the following elements can be involved in $p\pi-d\,\pi$ bonding?

• A. Carbon
• B. Nitrogen
• C. Phosphorus
• D. Boron

Answer 1

Answer: (C)

Phosphorus

Answer 2

Phosphorus belongs to $3^{\text {rd }}$ period and hence contains d-orbitals which can form $p \pi- d \pi$ bonds.