1
JEE Main 2023 (Online) 24th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which will undergo deprotonation most readily in the basic medium?

JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Basics of Organic Chemistry Question 73 English

A
a only
B
Both a and c
C
c only
D
b only
2
JEE Main 2022 (Online) 29th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements.

Statement I : The compound JEE Main 2022 (Online) 29th July Evening Shift Chemistry - Basics of Organic Chemistry Question 82 English 1 is optically active.

Statement II : JEE Main 2022 (Online) 29th July Evening Shift Chemistry - Basics of Organic Chemistry Question 82 English 2 is mirror image of above compound A.

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

A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are incorrect.
C
Statement I is correct but Statement II is incorrect.
D
Statement I is incorrect but Statement II is correct.
3
JEE Main 2022 (Online) 28th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Arrange the following in increasing order of reactivity towards nitration

A. p-xylene

B. bromobenzene

C. mesitylene

D. nitrobenzene

E. benzene

Choose the correct answer from the options given below

A
C < D < E < A < B
B
D < B < E < A < C
C
D < C < E < A < B
D
C < D < E < B < A
4
JEE Main 2022 (Online) 28th July 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 : Thin layer chromatography is an adsorption chromatography.

Reason R : A thin layer of silica gel is spread over a glass plate of suitable size in thin layer chromatography which acts as an adsorbent.

In the light of the above statements, choose the correct 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
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