Question

What is bleaching powder? Write some important uses of bleaching powder? How it is produced

Answer 1

Explanation:

Bleaching powder is calcium oxychloride. It is prepared by the action of chlorine on dry slaked lime.

Ca(OH)2 + Cl2 → CaOCl2 + H2O

Uses :

(i) Used for bleaching cotton and linen in the textile industry and wood pulp in paper industry etc.

(ii) It is used for disinfecting the drinking water.

Answer 2

Bleaching Powder

Another name of Bleaching Powder is Calcium Oxychloride

→ CaOCl₂

• Bleaching Powder is produced by the reaction of Chloride on dry slaked lime.

Here is the reaction,

$\boxed{Ca(OH)_{2}+Cl_{2} \longrightarrow CaOCl_{2} + H_{2}O}$

Ca(OH)₂ = Slaked Lime

Cl₂ = Chlorine

CaOCl₂ = Bleaching Powder

H₂O = Water

Now,

Uses of Bleaching Powder,

• It is used in the linen and cotton textile industry.
• It is used for bleaching wood pulp in the paper industry.
• In laundry for washing clothes.
• It is used as a disinfectant for water to make it free of germs/bacterias.
• In chemical industries, it is also used as oxidizing agents.