Question

……………..is used in the preparation of soaps and detergents.
(a) Sodium carbonate
(b) sodium bicarbonate

(c) sodium sulphate
(d) sodium nitrate​

Answer 1

Answer:

Sodium hydroxide is employed as the saponification alkali for most soap now produced. Soap may also be manufactured with potassium hydroxide (caustic potash) as the alkali.

Explanation:

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Answer 2

NONE OF THESE

SODIUM HYDROXIDE