JEE Main 2022 (Online) 28th June Morning Shift | Compounds Containing Nitrogen Question 78 | Chemistry

A primary aliphatic amine on reaction with nitrous acid in cold (273 K) and there after raising temperature of reaction mixture to room temperature (298 K), gives a/an

nitrile

alcohol

diazonium salt

secondary amine

JEE Main 2022 (Online) 27th June Evening Shift

MCQ (Single Correct Answer)

-1

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

63$$^\circ$$C

90$$^\circ$$C

104$$^\circ$$C

142$$^\circ$$C

JEE Main 2022 (Online) 27th June Morning Shift

MCQ (Single Correct Answer)

-1

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 :

Both Statement I and Statement II are correct.

Both Statement I and Statement II are incorrect.

Statement I is correct but Statement II is incorrect.

Statement I is incorrect but Statement II is correct.

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