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A white powder having an odour of chlorine is used to remove yellowness of white clothes in laundries . Name this powder . How is it prepared ? Write the chemical reaction involved in its preparation . |
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Answer» Solution :The white powder is BLEACHING powder , `CaOCl_2` . It is prepared by passing `Cl_2` gas over DRY SLAKEDLIME. `UNDERSET("Slaked lime ")(Ca(OH)_2) + Cl_2 to underset("Bleaching powder ")(CaOCl_2)` |
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