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  • In the neutral or faintly alkaline medium, oxidises iodide into iodate. The change in oxi

In the neutral or faintly alkaline medium, \mathrm{KMn} \mathrm{O}_{4} oxidises iodide into iodate. The change in oxidation state of manganese in this reaction is from

Option: 1

+6\: \mathrm{to} +4
 


Option: 2

\mathrm{+7 \: to +3}
 


Option: 3

\mathrm{+6 \: to +5}
 


Option: 4

+7 \: \mathrm{to}+4


Answers (1)

best_answer

In neutral or faintly alkaline medium \mathrm{KMnO_{4}} is converted to \mathrm{MnO_{2}}

\mathrm{MnO_{4}^{-}}\rightarrow \mathrm{MnO_{2}}

(+7)             (+4)

hence correct option is 4.

Posted by

Rishabh

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