1
JEE Main 2026 (Online) 2nd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements :

Statement (I) : 1,2,3-Trihydroxypropane can be separated from water by simple distillation.

Statement (II) : An azeotropic mixture cannot be separated by fractional distillation.

In the light of the above statements, choose the correct answer from the options given below :

A

Both Statement I and Statement II are true

B

Both Statement I and Statement II are false

C

Statement I is true but Statement II is false

D

Statement I is false but Statement II is true

2
JEE Main 2026 (Online) 2nd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List - I with List - II.

List - I
Mixture of Compounds
List - II
Reagent used to distinguish
A Diethyl amine + Ethyl amine I Bromine water
B Acetaldehyde + Acetone II CHCl₃ + KOH, Δ
C Ethanol + Phenol III Neutral FeCl₃
D Benzoic acid + Cinnamic acid IV Ammoniacal silver nitrate

Choose the correct answer from the options given below :

A

A-IV, B-II, C-I, D-III

B

A-IV, B-II, C-III, D-I

C

A-II, B-IV, C-I, D-III

D

A-II, B-IV, C-III, D-I

3
JEE Main 2026 (Online) 28th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A student has been given 0.314 g of an organic compound and asked to estimate Sulphur. During the experiment, the student has obtained 0.4813 g of barium sulphate. The percentage of sulphur present in the compound is _________. (Given Molar mass in g mol−1 S: 32, BaSO4: 233)

A

63.15%

B

21.05%

C

48.24%

D

42.10%

4
JEE Main 2026 (Online) 28th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Method used for separation of mixture of products ( B and C ) obtained in the following reaction is

JEE Main 2026 (Online) 28th January Morning Shift Chemistry - Practical Organic Chemistry Question 19 English
A

simple distillation

B

sublimation

C

fractional distillation

D

steam distillation

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