which one of the following salts when dissolved in water to form colorless solution, a) cobalt nitrate b) potassium nitrate c) potassium permanganate d) ferrous sulphate
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paper black. Colourless gas with a pungent smell, like ... (b) If the salt is soluble in water, take the solution of salt in water make it ... (ii) Precipitate of sulphite decolourises acidified potassium permanganate.
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potassium permanganate
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