MEDIUMMCQ SINGLENEET ChemistryOrganic ChemistryBiomoleculesPrevious Year Questions

Which one given below is a non-reducing sugar? (NEET-I 2016)

A.Glucose

B.Sucrose✓ Correct

C.Maltose

D.Lactose

Explanation

All monosaccharides whether aldoses or ketoses are reducing sugars. Disaccharides such as sucrose in which the two monosaccharide units are linked through their reducing centres i.e., aldehydic or ketonic groups are non-reducing.

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