Chemistry, asked by melvinrense, 3 months ago

We know that bleaching powder is used to bleach cotton fabrics.

How is bleaching powder prepared?​

Answers

Answered by tinkik35
1

Answer:

Bleaching powder is prepared by passing chlorine gas (Cl2) over slaked lime (Ca(OH)2). Ca(OH)2+Cl2→Ca(OCl)2+H2O. The industrial preparation of bleaching powder is done through Hansenclever method. Hasenclever plant consists of a number of hollow horizontal cylinders of iron, generally four in number.

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