Question 11.
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
Choose the correct option from the following:
(a) (i) and (ii)
(b) (i), (ii) and (iv)
(c) (i) and (iii)
(d) (i), (iii) and (iv)
Common salt or sodium chloride is used as a raw material for the manufacture of washing soda by Solvay process.
It is also used to in the manufacture of bleaching powder where the chlorine gas is produced by the chlor-alkali process.
Hence, the correct option is (a).