Chemistry-(general)
NEET Chemistry (general) Assertion Reason Question
Type: Assertion Reason-assertion-Easy-Class 12
Assertion (A): Lactose is a reducing sugar. | Reason (R): Lactose consists of b-D-galactose and b-D-glucose linked by a glycosidic bond between C1 of galactose and C4 of glucose.
A
Both (A) and (R) are true and (R) is the correct explanation of (A).
B
Both (A) and (R) are true but (R) is not the correct explanation of (A).
C
(A) is true but (R) is false.
D
(A) is false but (R) is true.
Correct Answer
Option A
Detailed Explanation
Lactose is a reducing sugar because its glucose unit can form a free aldehyde group at C-1, which is possible due to its specific glycosidic linkage.
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