Which among the following is NOT odd electron molecule?

Which among the following is NOT odd electron molecule?
  1. CO
  2. NO
  3. $\mathrm{NO}_2$
  4. $\mathrm{ClO}_2$

Solution

$\begin{aligned} & : \mathrm{C} \equiv \mathrm{O} \\ & : \mathrm{N}=\dot{\mathrm{O}}\end{aligned}$

Asked in: MHT CET 2022 (07 Aug Shift 2)

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