Q. The pair of species with the same bond order is
A) N₂, O₂
B) O₂²⁻, B₂
C) O₂⁺, NO⁺
D) NO, CO
Explanation
[Solution from source] O₂²⁻ (18 electrons) has bond order 1 and B₂ (10 electrons) also has bond order 1. N₂ = 3 vs O₂ = 2; O₂⁺ = 2.5 vs NO⁺ = 3; NO = 2.5 vs CO = 3. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.