Which of the following species has a linear shape?

1. $\mathrm{O}_3$
2. $\mathrm{NO}_2^{-}$
3. $\mathrm{SO}_{2}$
4. $\mathrm{NO}_2^{+}$

Solution

$\mathrm{NO}_2^{+}$has linear shape because of $s p$-hybridisation of $\mathrm{N}_{\text {in }} \mathrm{NO}_2$

Asked in: NEET 2006

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