Acids and Bases
1. How is bleaching powder produced? Write with chemical equation. Ans. Bleaching powder is produced by the action of chlorine on dry slaked lime (Ca(OH)2. ...... 2. Write three uses of bleaching powder. Ans. Bleaching powder is used - (i) for bleaching cotton and linen in the textile industry, for bleaching wood pulp in paper factories and for bleaching washed clothes in the laundry. (ii) as an oxidising agent in many chemical industries; and (iii) to make drinking water free from germs.