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NEETChemistryp Block Elements (Group 15, 16, 17 & 18)

What is a convenient test for sulphur dioxide gas?

Options

  1. ADecolorizing iodine solution
  2. BIgniting a flame
  3. CDecolorizing acidified potassium permanganate solution
  4. DPrecipitating silver chloride

Correct answer

C. Decolorizing acidified potassium permanganate solution

Step-by-step solution

The passage mentions that decolorizing acidified potassium permanganate solution is a convenient test for sulphur dioxide gas.

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