Solve Ques 20
Q.20. A chemical compound having a strong smell of chlorine is used to disinfect water:
(a) Identify the compound
(b) Write the chemical equation of its preparation.
(C) Write its uses.
 

Dear Student,

(a).The said chemical compound is bleaching powder, chemically known as calcium oxychloride. It is represented by the        chemical formula CaOCl2. It is produced by the action of chlorine on dry slaked lime.
(b). Following is the chemical equation for the reaction

             Ca(OH)2 + Cl2 → CaOCl2 + H2O

(c).Bleaching powder is used for bleaching cotton and linen in the textile industry, wood pulp in paper factories and washed clothes in laundries. 

Regards

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