JEE Main 2021 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 27 August 2021, Shift 2, Chemistry Q49

Question 49 of 90 in this shift, Chemistry question 19 of 30, Section A.

Hydrolysis of sucrose gives :

(1)α-D-( $-$ )-Glucose and β-D-( $-$ )-Fructose
(2)α-D-( $+$ )-Glucose and β-D-( $-$ )-FructoseOfficial answer
(3)α-D-( $+$ )-Glucose and α-D-( $-$ )-Fructose
(4)α-D-( $-$ )-Glucose and α-D-( $+$ )-Fructose

Official answer

Option 2

NTA final key.

Chapter: Biomolecules
Topic: Carbohydrates
Idea tested: Inversion of Cane Sugar

Same idea in other shifts

Asked 3× in all

7 Apr 2025, Shift 1 · Q70Given below are two statements: Statement I: D-(+)-glucose + D-(+) fructose $\xrightarrow{-H_2O}$ Sucrose sucrose…MediumTwo statements
17 Mar 2021, Shift 2 · Q46 $\mathrm{C_{12}H_{22}O_{11} + H_2O \xrightarrow{Enzyme\ A} C_6H_{12}O_6 + C_6H_{12}O_6}$ Sucrose Glucose Fructose…EasySingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.