Which compound is obtained as a by-product when a triglyceride is converted into soap by treatment with NaOH?

AGlycerol (propane-1,2,3-triol)
BMethanol
CEthylene glycol
DPhenol

Answer: A

Fats and oils are triesters of glycerol with fatty acids. Alkaline hydrolysis releases the fatty acid anions as soap and leaves the alcohol part as glycerol,

HOCH X_{2} CH (OH) CH X_{2} OH

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Which compound is obtained as a by-product when a triglyceride is converted into soap by treatment with NaOH?

Answer: A

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