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According to molecular orbital theory, the paramagnetism of \mathrm{O}_{2} molecule is due to presence of

Option: 1

Unpaired electrons in the bonding \sigma molecular orbital
 


Option: 2

Unpaired electrons in the antibonding \sigma molecular orbital


Option: 3

Unpaired electron in the bonding \pi molecular orbital
 


Option: 4

Unpaired electrons in the antibonding \pi molecular orbital


Answers (1)

best_answer

We know that if the unpaired electron is present in the molecular orbital of the molecule then it will behave as paramagnetic.

From the above image, the unpaired electrons are in the anbonding \pi molecular orbitals.

Hence, the correct answer is Option (4)

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