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Which of the following disaccharides gives two same monosaccharide units on hydrolysis?

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in Chemistry – Class 12 by (188k points)
Which of the following disaccharides gives two same monosaccharide units on hydrolysis?

(a) Maltose

(b) Sucrose

(c) Lactose

(d) Lactulose

I have been asked this question in homework.

This intriguing question originated from Biomolecules Carbohydrates topic in portion Biomolecules of Chemistry – Class 12

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Correct choice is (a) Maltose

For explanation I would say: When any carbohydrate undergoes hydrolysis and produces two separate units of monosaccharides, it is a disaccharide. The used units that are produced may be same. Maltose on hydrolysis gives two units of glucose itself.

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