Reaction between sulphur dioxide gas and acidified potassium permanganate solution
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The solution will gradually become colourless as the sulfur dioxide reacts with the potassium permanganate. The colour of the manganate ion is lost as the sulfurous acid is oxidized to sulfuric acid. Add coloured flowers or fruit peel to a solution of sulfur dioxide in water.
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sulfur dioxide. The solution will gradually become colourless as the sulfur dioxide reacts with the potassium permanganate. The colour of the manganate ion is lost as the sulfurous acid is oxidized to sulfuric acid. Add coloured flowers or fruit peel to a solution of sulfur dioxide in water.
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