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The Cannizaro Reaction

How is the pr...

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How is the presence of SO₂ detected?

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Solution

SO₂ is a colourless and pungent smelling gas.

It can be detected with the help of potassium permanganate solution. When SO₂ is passed through an acidified potassium permanganate solution, it decolonizes the solution as it reduces

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The Cannizaro Reaction

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