A sanitary worker uses a white chemical with strong smell of chlorine gas to disinfect the water tank:

(i) Identify the chemical compound and write its chemical formula.
(ii) Give chemical equation for its preparation.
(iii) Write its two uses other than disinfectant.

1. The name of the chemical compound is Bleaching Powder (Calcium oxychloride). Its chemical formula is CaOCl₂.
2. It is produced by the action of chlorine on dry slaked lime.

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

3. Uses of Bleaching Powder :
   • It is used for bleaching cotton and linen in the textile industry for bleaching wood pulp in the paper industry and for bleaching washed clothes in the laundry.
   • It is used as an oxidizing agent in many chemical industries

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Updated on: 10-Oct-2022

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