Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Chemical Bond and Molecular Structure
The bond order of \(O_2^+ , O_2, O_2^- \ and \ O_2^{2-}\) will be respectively:
1
2.5, 2.0, 1.5 and 1.0
2
2.0, 2.5, 1.5 and 1.0
3
2.5, 1.5, 2.0 and 1.0
4
More than one of the above
5
None of the above