9.Which of the following is treated with chlorine to obtain bleaching powder?Immersive Reader (1 Point) Calcium sulphate Magnesium sulphate Calcium hydroxide Potassium hydroxide
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Chlorination of calcium hydroxide is equivalent to passing chlorine gas over dry slaked lime. The end product is bleaching powder. Ca(OH)2 + Cl2→ CaOCl2 + H2O
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