JEE Main Chemistry question

[Guj CET 2006] Lactose on hydrolysis gives

(A)Glucose
(B)Glucose and galactoseCorrect
(C)Fructose
(D)Glucose and fructose

Answer: (B)

Solution

Lactose is a disaccharide formed from β-D-galactose joined to D-glucose through a β-1,4-glycosidic bond, so acid or enzymatic (lactase) hydrolysis cleaves this bond to release one mole each of

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Question ID VK-150596