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

Decarboxylation of all six possible forms of diaminobenzoic acids C6H3(NH2)2COOH yields three products A, B and C. Three acids give a product 'A', two acids gives a product 'B' and one acid give a product 'C'. The melting point of product 'C' is

A
63$$^\circ$$C
B
90$$^\circ$$C
C
104$$^\circ$$C
D
142$$^\circ$$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) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which statement is NOT correct for p-toluenesulphonyl chloride?

A
It is known as Hinsberg's reagent.
B
It is used to distinguish primary and secondary amines.
C
On treatment with secondary amine, it leads to a product, that is soluble in alkali.
D
It doesn't react with tertiary amines.
4
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The final product 'C' in the following series of reactions

JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Compounds Containing Nitrogen Question 67 English

A
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Compounds Containing Nitrogen Question 67 English Option 1
B
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Compounds Containing Nitrogen Question 67 English Option 2
C
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Compounds Containing Nitrogen Question 67 English Option 3
D
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Compounds Containing Nitrogen Question 67 English Option 4
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