1
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following reactions will yield benzaldehyde as a product?

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English 1

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English 2

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English 3

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English 4

A
(B) and (C)
B
(C) and (D)
C
(A) and (D)
D
(A) and (C)
2
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements :

Statement I : In Hofmann degradation reaction, the migration of only an alkyl group takes place from carbonyl carbon of the amide to the nitrogen atom.

Statement II : The group is migrated in Hofmann degradation reaction to electron deficient atom.

In the light of the above statements, 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) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List - I with List - II

List - I
(Polymer)
List - II
(Used in)
(A) Bakelite (I) Radio and television cabinets
(B) Glyptal (II) Electrical switches
(C) PVC (III) Paints and Lacquers
(D) Polystyrene (IV) Water pipes

Choose the correct answer from the options given below :

A
(A) - (II), (B) - (III), (C) - (IV), (D) - (I)
B
(A) - (I), (B) - (II), (C) - (III), (D) - (IV)
C
(A) - (IV), (B) - (III), (C) - (II), (D) - (I)
D
(A) - (II), (B) - (III), (C) - (I), (D) - (IV)
4
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

L-isomer of a compound 'A' (C4H8O4) gives a positive test with [Ag(NH3)2]+. Treatment of 'A' with acetic anhydride yields triacetate derivative. Compound 'A' produces an optically active compound (B) and an optically inactive compound (C) on treatment with bromine water and HNO3 respectively. Compound (A) is :

A
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 53 English Option 1
B
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 53 English Option 2
C
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 53 English Option 3
D
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Biomolecules Question 53 English Option 4
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