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Asked by ridhisood | 6th Apr, 2012, 10:48: PM

Expert Answer:

When sulphur dioxide reacts with potassium permanganate the solution decolourizes. colour changes from Purple to transparent(Colourless).
This is because potassium permanganate gets reduces by sulphur dioxide.

Answered by  | 11th Apr, 2012, 09:00: AM

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