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Acidified KMnO(4) solution is decolouriz...

Acidified `KMnO_(4)` solution is decolourized by

A

toluene

B

`MnSO_(4)`

C

`H_(2)O_(2)`

D

`KI `

Text Solution

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The correct Answer is:
C
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Acidified KMnO_(4) can be decolourised by:

Acidified KMnO_(4) is decolourized by

An aqueous compound of an inorganic compound (X) shows the following reactions: a. it decolourises and acidified KMnO_(4) solution accompanied by the evolution of oxygen. b. it liberates I_(2) from an acidified KI solution. c. It gives a brown precipitate with alkaline KMnO_(4) solution with evolution of oxygen. d. It removes black stains from old oil paintings. Identify (X) and give chemical equtions for the reaction at steps (a) to (d).

When H_(2)S is passed through nitric acid and acidified KMnO_(4) solution the product formed is

Pink colour of acidified KMnO_(4) is decolourised but there is no evolution of any gas.This may happen with the compound containing the following acid radical.

Pink colour of acidified KMnO_(4) is decolourised but there is no evolution of any gas. This may happen with the compound containing the following acid radical.

Pink colour of acidified KMnO_(4) is decolourised but there is no evolution of any gas. This may happen with the compound containing the following acid radical.

By passing H_(2)S in acidified KMnO_(4) solution we get