Year: 2023
Topic: Chemical Bonding and Molecular Structure
Time :
1.
The number of \(\sigma\) bonds, \(\pi\) bonds and lone pair of electrons in pyridine, respectively are:
(1). 12, 3,0
(2). 11, 3, 1
(3). 12, 2, 1
(4). 11, 2, 0