Question

What is the chemical name and formula of bleaching powder? Write the reaction involved and write its two uses.

Answer 1

Bleaching powder

• The chemical name of bleaching powder is Calcium hypochlorite .
• The chemical formula of bleaching powder is $\mathrm{Ca}{\left(\mathrm{OCl}\right)}_2$.

Reaction involved

• When milk of lime reacts with chlorine, the formation of hypochlorite takes place.
• The reaction is as follows:-

$2\mathrm{Ca}{\left(\mathrm{OH}\right)}_2+2{\mathrm{Cl}}_2\to {\mathrm{CaCl}}_2+\mathrm{Ca}{\left(\mathrm{OCl}\right)}_2+2{\mathrm{H}}_2\mathrm{O}$

Uses of Bleaching powder

• In the textile industry, it is used as a bleaching agent for bleaching cotton and linen.
• It is used as an oxidizing agent in chemical industries.