Question

Which of the following molecules is paramagnetic in nature?

• A. $H_{2}$
• B. $Li_{2}$
• C. $B_{2}$
• D. $N_{2}$

Answer 1

Answer: (C)

$B_{2}$

Answer 2

: $B_{2}$molecule has the following configuration :

$(\sigma 1s^{2})(\sigma*1s^{2})(\sigma 2s^{2})(\sigma*2s^{2})(\pi 2p_{x}^{1} = \pi 2p_{y}^{1})$