Chemical KineticsmediumMCQ SINGLE

Consider some facts about decomposition of . I.It is catalyzed by iodide ion in acidic or alkaline mChemical Kinetics Chemistry Question

Question

Consider some facts about decomposition of $H_2O_2$. I.It is catalyzed by iodide ion in acidic or alkaline medium. II.It is second order reaction with respect to both $H_2O_2$ and I- III.Rate equation of this particular reaction will be Rate d H O k H O I dt IV.It completes in two steps and both steps are unimolecular elementary reactions. Which of the above written facts are correct, regarding decomposition of $H_2O_2$? Choose the correct option.

Answer: D

💡 Solution & Explanation

Decomposition of H2O2 I 2 2 2 2 Alkalinemedia 2H O 2H O O -> Rate equation is rate 2 2 2 2 d H O k H O I dt This reaction is first order w.r.t both H2O2 and I-. It takes place in two steps and both are bimolecular elementary reactions.

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