Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Chemistry Chemical Bonding and Molecular Structure Chemical Bonding
Number of π bonds and σ bonds in the following structure is–
1
6, 19
2
4, 20
3
5, 19
4
More than one of the above
5
None of the above