Question

Bond order of N-O bonds in nitrate ion is

• A. 1.0
• B. 1.25
• C. 1.33
• D. 1.50

Answer 1

Answer: (C)

The resonating structures of $N{O}_3^{2-}$ are :
The bond order of NO bond is $\frac{4}{3}$ = 1.33