1.

Common salt, besides being used in kitchen, can also be used as the raw material for making (i) washing soda, (ii) bleaching powder, (iii) baking soda, (iv) slaked lime

Answer»

(i) and (ii)
(i), (ii) and (iv)
(i), (ii) and (iii)
(i), (iii) and (iv)

Solution :Common salt (sodium chloride) is used as a raw MATERIAL for making a large number of chemicals in industry such as washing soda, baking soda, HYDROCHLORIC ACID, hydrogen chloride and sodium metal. Chlorine gas OBTAINED is used for making bleaching POWDER.


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