Question

Azide ion $\left(N_3^{-}\right)$exhibits an $N-N$ bond order of 2 and may be represented by resonance structures I, II and III given below

Select the correct statement

• A. Structures I and II make greater contributions than III
• B. Structures II and III make greater contributions than I
• C. Structures I and III make greater contributions than II
• D. All three structures make equal contributions

Answer 1

Answer: (B)

Based on formal charges, II and III make greater contributions than I