The alkaline hydrolysis of oils and fats is called:

Decarboxylation

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Esterification

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Saponification

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Acidic dehydration

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Solution

The correct option is C
Saponification

The alkaline hydrolysis of oils and fats is called Saponification.

The ester, on treating with a base such as NaOH is converted back to alcohol and sodium salt of carboxylic acid. The reaction is known as saponification because it is used in the manufacture of soap.

CH₃COOC₂H₅ + NaOH → C₂H₅OH + CH₃COONa

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