Verified Solution • 2025–26 Session moderate

QJEEAdv18Ch9d16: JEE Advanced 2018 Chemistry - Class 12 JEEAdv18Ch9d16 Solution: The Fischer presentation of -glucose is given below. The…

The Fischer presentation of DD -glucose is given below.

JEE Advanced 2018 Paper 2 Offline Chemistry - Biomolecules Question 18 English
The correct structure(s) of β\beta - LL -glucopyranose is (are) :

Multiple Choice Options

  • A https://ik.imagekit.io/novatra/photos/0dc62b165f83e948ad7124acaee8091ce01cd2caf974c827600688f8af9620de.webp
  • B https://ik.imagekit.io/novatra/photos/d2f162869675125de88e651fc877516b27c0728dea24a4dd9d1630734e927e47.webp
  • C https://ik.imagekit.io/novatra/photos/07732c73509765214c22e974f4817fcf0312e4abe2399e3e32ed37be8d21ea0c.webp
  • D https://ik.imagekit.io/novatra/photos/3be5f9699e3245f5c4af83333cf69222006f33c318b3350b0da56fdacc35614d.webp

Step-by-Step Verified Solution

When we move from β\beta -(D)-glucopyranose (obtained from D-glucose) groups it axial position becomes equatorial and at equatorial becomes axial.

JEE Advanced 2018 Paper 2 Offline Chemistry - Biomolecules Question 18 English Explanation 1
JEE Advanced 2018 Paper 2 Offline Chemistry - Biomolecules Question 18 English Explanation 2

Related Learning Resources & Exam Preparation

JEE Advanced PYQ Question Bank
Browse year-wise authentic previous years' questions with solutions
Authentic CBT Mock Tests
Simulate official exam environment with live timer and percentile scoring