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Question

Preparation of $C l_{2}$ from $H C l$ and $M n O_{2}$ involves the process of :

This question has multiple correct options

A

oxidation of $M n O_{2}$

B

reduction of $M n O_{2}$

C

dehydration

D

oxidation of chloride

Medium

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Solution

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Correct options are B) and D)

The reaction is as follows:
$M n O_{2} + 4 H C l \to M n C l_{2} + 2 H_{2} O + C l_{2}$
+4 -1 +2 0
So, oxidation of $H C l$ and reduction of $M n O_{2}$ takes place.

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