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Glycoside Formation

Hydrolysis of...

Question

Hydrolysis of lactose with dilute acid yields:

A

equimolar mixture of D-fructose and D-glucose.

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B

equimolar mixture of D-glucose and D-gluctose.

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C

equimolar mixture of D-glucose and D-fructose.

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D

equimolar mixture of D-glucose and D-galactose.

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Solution

The correct option is D equimolar mixture of D-glucose and D-galactose.
Lactose is made by a glycosidic bond between $β$ -D-Galactose and $α$ -D-Glucose. Hence, they are present in the equimolar ratio in each molecule of lactose.

Hence, the correct option is $D$

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