Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Chemical Bond and Molecular Structure
Which of the following molecules has both σ - (sigma) and π - (pi) bonds?
1
CH4
2
NH3
3
CO2
4
More than one of the above
5
None of the above