Which one of the following molecules is paramagnetic? These molecules are described by the MO energy diagram below.

Question

Quizplus · Accepted Answer

A molecule is paramagnetic if it has unpaired electrons, which can be determined by looking at the MO diagram. In option C, there is an unpaired electron in the singly occupied π* antibonding molecular orbital. Therefore, it is the only paramagnetic molecule in the given options.

Which One of the Following Molecules Is Paramagnetic? These Molecules