Home Physics JEE Main Full Syllabus Mock Test 75 Question New Syllabus TEST 5 PCM The pair of compounds in which both the comp…
Physics JEE Main Full Syllabus Mock Test 75 Question New Syllabus TEST 5 PCM MCQ (Single Correct)

The pair of compounds in which both the compounds give positive test with Tollen's reagent is

A
glucose and sucrose
B
fructose and sucrose
C
acetophenone and hexanal
D
glucose and fructose

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The correct answer is:
D

Glucose being an aldose responds to Tollen's test while fructose, although a ketose, undergoes rearrangement in presence of basic medium (provided by Tollen's reagent) to form glucose, which then responds to Tollen's test.

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