Chemistry · PYQ NEET UG 2019(2)
हिन्दीWhich of the following is paramagnetic?
Correct answer · Option 1
\( \mathrm{O_2} \)
Explanation
According to molecular orbital theory, \( \mathrm{O_2} \) has 16 electrons with two unpaired electrons in \( \pi^* 2p \) orbitals, making it paramagnetic.