The oxidation states of nitrogen in NO ,   NO 2 ,   N 2 O and NO 3 - are in the order of :

1. ${\mathrm{NO}}_3^{-}>{\mathrm{NO}}_2>\mathrm{NO}>{\mathrm{N}}_2\mathrm{O}$
2. ${\mathrm{NO}}_2>{\mathrm{NO}}_3^{-}>\mathrm{NO}>{\mathrm{N}}_2\mathrm{O}$
3. ${\mathrm{N}}_2\mathrm{O}>{\mathrm{NO}}_2>\mathrm{NO}>{\mathrm{NO}}_3^{-}$
4. $\mathrm{NO}>{\mathrm{NO}}_2>{\mathrm{N}}_2\mathrm{O}>{\mathrm{NO}}_3^{-}$

Solution

Asked in: JEE Main 2021 (18 Mar Shift 2)

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