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Chemistry · Biomolecules

JEE Main 2026 — 5 April, Evening Shift — Question 64

Given below are two statements : Statement-I :

figure

and

figure

are two anomers of D-(+)-glucose. Statement-II : The open chain forms of D-glucose and D-fructose contain three similar chiral carbons at C3,C4\mathrm{C}_{3}, \mathrm{C}_{4} and C5\mathrm{C}_{5}. In the light of the above statements, choose the correct answer from the options given below :

  1. Option A:

    Both Statement-I and Statement-II are true.

  2. Option B:

    Both Statement-I and Statement-II are false.

  3. Option C:

    Statement-I is true but Statement-II is false.

    Correct
  4. Option D:

    Statement-I is false but Statement-II is true.

Answer: C

Step-by-step solution

Sol. α\alpha-D-Glucose and β\beta-D-Glucose are anomers. At C-3, C-4 and C-5 are identical configuration in glucose and fructose.

Answer key and solution verified before publishing.

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Exam
JEE Main 2026
Paper
5 April, Evening Shift
Subject
Chemistry
Chapter
Biomolecules
Topic
Introduction to Biomolecules & Carbohydrates

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