Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Chemical Bond and Molecular Structure
The nitrogen molecule has:
1
1 σ and 2 π bond
2
2 σ and 2 π bond
3
2 σ and 1 π bond
4
More than one of the above
5
None of the above