Biomolecules Question 9
Question 9 - 2024 (30 Jan Shift 1)
Sugar which does not give reddish brown precipitate with Fehling’s reagent is:
(1) Sucrose
(2) Lactose
(3) Glucose
(4) Maltose
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Answer (1)
Solution
Formula: Fehling’s test
Sucrose do not contain hemiacetal group.
Hence it does not give test with Fehling solution.
While all other give positive test with Fehling solution
