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प्रश्न
Which of the following reactions is not of the first order?
पर्याय
Inversion of sucrose in the presence of acid.
Acid-catalyzed hydrolysis of ethyl acetate.
Hydrolysis of tertiary butyl halide using alkali.
Oxidation of I− ion by `"S"_2"O"_8^(2-)` ion.
MCQ
उत्तर
Oxidation of I− ion by `bb("S"_2"O"_8^(2-))` ion.
Explanation:
It is a second-order reaction, first-order both w.r.t \[\ce{S2O^{2-}_8}\] and I−.
∴ r = \[\ce{k[S2O^{2-}_8] [I^-]}\]
All other options are of a first-order reaction.
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