Identify disproportionation reaction
(i) CH_4 + 2O_{2} \rightarrow CO_{2} + 2H_{2}O
(ii) CH_{4} + 4Cl_{2}\rightarrow CCl_{4} + 4HCl
(iii) 2F_{2} + 2OH^{-}\rightarrow 2F^{-} + OF_{2} + H_{2}O
(iv) 2NO_{2} + 2OH^{-} \rightarrow NO_{2}^{-} + NO_{3}^{-} + H_2O

Answers (1)

The answer is the option (iv) 2NO_{2} + 2OH^{-} \rightarrow NO_{2}^{-} + NO_{3}^{-} + H_2O

Explanation: Oxidation no. of nitrogen decreases by 1 from NO_{2} to NO_{2}^{-} and increase by +1 from NO_{2} to NO_{3}^{-}

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