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1

AIPMT 2010 Prelims

MCQ (Single Correct Answer)
Which of the following statements about primary amines is false?
A
Alkyl amines are stronger bases than aryl amines.
B
Alkyl amines react with nitrous acid to produce alcohols.
C
Aryl amines react with nitrous acid to produce phenols.
D
Alkyl amines are stronger bases than ammonia.

Explanation

Aryl amines react with nitrous acid to form diazonium salt.
2

AIPMT 2009

MCQ (Single Correct Answer)
Predict the product.
A
B
C
D

Explanation

3

AIPMT 2009

MCQ (Single Correct Answer)
Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO3 and conc. H2SO4. In the mixture, nitric acid acts as a/an
A
acid
B
base
C
catalyst
D
reducing agent

Explanation


Nitric acid acts as a base by accepting a proton.
4

AIPMT 2008

MCQ (Single Correct Answer)
In a reaction of aniline a coloured product C was obtained.

The structure of C would be
A
B
C
D

Explanation

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Class 12