1
JEE Main 2022 (Online) 25th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : A mixture contains benzoic acid and napthalene. The pure benzoic acid can be separated out by the use of benzene.

Reason R : Benzoic acid is soluble in hot water.

In the light of the above statements, choose the most appropriate answer from the options given below.

A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is NOT the correct explanation of A.
C
A is true but R is false.
D
A is false but R is true.
2
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Phenol on reaction with dilute nitric acid, gives two products. Which method will be most efficient for large scale separation?

A
Chromatographic separation
B
Fractional Crystallisation
C
Steam distillation
D
Sublimation
3
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In the following structures, which on is having staggered conformation with maximum dihedral angle?

A
JEE Main 2022 (Online) 25th June Morning Shift Chemistry - Basics of Organic Chemistry Question 75 English Option 1
B
JEE Main 2022 (Online) 25th June Morning Shift Chemistry - Basics of Organic Chemistry Question 75 English Option 2
C
JEE Main 2022 (Online) 25th June Morning Shift Chemistry - Basics of Organic Chemistry Question 75 English Option 3
D
JEE Main 2022 (Online) 25th June Morning Shift Chemistry - Basics of Organic Chemistry Question 75 English Option 4
4
JEE Main 2022 (Online) 25th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The IUPAC name of ethylidene chloride is :

A
1-Chloroethene
B
1-Chloroethyne
C
1,2-Dichloroethane
D
1,1-Dichloroethane
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