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Question

Chemistry Question on Chemical bonding and molecular structure

Which of the following pairs consists of only paramagnetic species ?

A

O2,NOO_2,NO

B

O2,O22−O_2,O^{2-}_2

C

CO,NO

D

NO,NO+NO,NO^+

Answer

O2,NOO_2,NO

Explanation

Solution

Both O2O_2 and NO are paramagnetic as O2O_2 contains two unpaired electrons and NO has one unpaired electron