Describe the preparations properties and uses of bleaching powder
Answers
The Chemical Name of Bleaching Powder is Calcium hypochlorite
Bleaching powder is a pale yellowish powder existing with a strong smell of chlorine.
It is soluble in water but due to the presence of impurities, we never observe a clear solution.
Its chemical formula is CaOCl2 with its chemical name as Calcium hypochlorite.
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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