. What is bleaching powder? How is it prepared? Write chemical equation involved in the preparation of bleaching powder. Write two uses of bleaching pow


Best Answer

Bleaching powder is Calcium oxy chloride ( CaOCl2). It is prepared by passing chlorine gas over dry slaked lime.

         Ca (OH)2    +  Cl2       →           CaOCl2       +    H2O       

Uses – 1. Bleaching powder is used for bleaching cotton and linen in the textile industry and for bleaching wood pulp in paper industry.

        2. It is used for disinfecting drinking water to make it free of germs.

 

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