Question

The paramagnetic oxides of nitrogen are

• A. dinitrogen monoxide and nitrogen monoxide
• B. nitrogen monoxide and nitrogen dioxide
• C. nitrogen dioxide and dinitrogen trioxide
• D. dinitrogen trioxide and dinitrogen tetroxide

Answer 1

Answer: (B)

nitrogen monoxide and nitrogen dioxide

Answer 2

Nitrogen monoxide (nitric oxide) is paramagnetic in nature due to one unpaired electron (total $11$ valence electrons). It can be represented by the following resonance structures .Nitrogen dioxide is also paramagnetic due to one unpaired electron. Its structure is as