Carbylamine Test

Q. The reaction between a primary amine, chloroform and a few drops of alcoholic KOH is called:

1. Hofmann’s reaction
2. Kolbe’s reaction
3. Carbylamine reaction
4. Reimer-Tiemann reaction

Q. Which of the following will give a positive carbylamine test?

1. N, N-Dimethylaniline
2. 2, 4, 6-Trimethylaniline
3. p-Toluidine
4. p-Methylbenzylamine
5. Ethylmethylamine

Q.

[BHU 2000; Pb. PMT 2000; Kerala 2003]

1. Phenyl isocyanide

2. Benzyl amine

3. Benzyl chloride

4. None of these

Q. Read the assertion and reason carefully to mark the correct option out of the options given below:
Assertion: Alkyl cyanide can be prepared by carbylamine reaction

Reason: Ethyl amine when heated with chloroform in presence of alcoholic KOH, cyanide is formed.

1. If both assertion and reason are true and the reason is the correct explanation of the assertion.
2. If both assertion and reason are true but reason is not the correct explanation of the assertion.
3. If assertion is true but reason is false.
4. If the assertion and reason both are false.

Q.

Which one of the following can release foul smelling substance on heating with chloroform and ethanolic KOH

1. Ethyl amine

2. Ethanamide

3. Methyl isocyanide

4. Ethyl methyl amine

Q. Which of the following is identified by carbyl amine reaction

1. C₂H₅Cl and CH₃CHO

2. CH₃COOH and CH₃COCH₃

3. CHCl₃ and C₆H₅NH₂

4. C₆H₆ and C₆H₅NO₂