Question

(ii) Bleaching powder is a yellowish white powderwhich is used for disinfecting
drinking water. How is it manufactured? Write the chemical equation for the reaction
involved. What happens when it is left exposed to air?​

Answer 1

It is manufactured by when slaked le is added to

chlorine gas

Ca(oH)2+ Cl2 = Caocl2+H2O

when it is left exposed to

air reacts with carbon dioxide in air produce

chlorine gas