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The number of $\sigma$ bonds, $\pi$ bonds and lone pair of electrons in pyridine, respectively are
A
12, 2, 1
B
11, 2, 0
C
12, 3, 0
D
11, 3, 1
Explanation
Pyridine has 11 $\sigma$ bonds, 3 $\pi$ bonds and one lone pair on N.
Detailed Solution
The structure of pyridine is: [add image] Hence, it has 11 sigma, 3 $\pi$ bonds and one lone pair.