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The saponification of a fat or oil is done using _______________ solution for hot process.

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The saponification of a fat or oil is done using _______________ solution for hot process.

(a) KOH

(b) NaOH

(c) HCl

(d) NaCl

The question was posed to me at a job interview.

I'm obligated to ask this question of Soaps topic in section Industrially Important Materials of Engineering Chemistry II

1 Answer

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Correct answer is (b) NaOH

Explanation: The saponification of a fat or oil is done using NaOH solution for hot process. Saponification to the sodium salt of myristic acid takes place with NaOH in water. NaOH gives hard soaps.

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