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NEET UG CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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Which species is paramagnetic?
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Correct option: A
O2−\mathrm{O}_2^ -
Option A (O2−\mathrm{O}_2^ -) is correct because it has an odd number of electrons in its molecular orbitals, resulting in unpaired electrons and thus paramagnetism.

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The example of the p−pp - p-orbital overlapping is the formation of: Which is expected to conduct electricity? Hybridization involves: Which of the following is correct? Which has the lowest anion to cation size ratio? Which species has the highest bond order?
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