Question

Explain the preparation method of bleachig powder

Answer 1

Explanation:

Preparation of Bleaching Power : Chlorine gas is produced during electrolysis of aqueous sodium chloride. This chlorine gas is used for the manufacture of bleaching powder. Bleaching powder is produced by the action of a chlorine on slaked lime.

Answer 2

Answer:

1. Preparation of Bleaching Powder

Bleaching powder is synthesized by the action of chlorine gas (produced from the chlor-alkali process) on dry slaked lime (Ca(OH)2).

Ca(OH)2 + Cl2 → CaOCl2 + H2O

2. Uses of Bleaching Powder

It is used for bleaching dirty clothes in the laundry, as a bleaching agent for cotton and linen in the textile industry.

It is a strong oxidizing agent, hence used as an oxidizer in many industries.

It is used as a disinfectant which is used for disinfecting water to make potable water.

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