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1

AIPMT 2012 Prelims

MCQ (Single Correct Answer)
In the following sequence of reactions

the end product (C) is
A
acetone
B
methane
C
acetaldehyde
D
ethyl alcohol

Explanation

2

AIPMT 2012 Mains

MCQ (Single Correct Answer)
Which of the following compounds can be used as antifreeze in automobile radiators?
A
Methyl alcohol
B
Glycol
C
Nitrophenol
D
Ethyl alcohol

Explanation

Glycol is used as an antifreeze in automobiles.
3

AIPMT 2011 Prelims

MCQ (Single Correct Answer)
In the following reactions,


the major products (A) and (C) are respectively
A
B
C
D

Explanation


4

AIPMT 2010 Prelims

MCQ (Single Correct Answer)
Which of the following compounds has the most acidic nature?
A
B
C
D

Explanation

Phenol is most acidic among the given options. In phenol, the electron withdrawing phenyl ring polarises the O-H bond thereby facilitating the release of H+.

In option (A) the -I effect of phenyl ring is diminished by -CH2 group.

Moreover, the phenolate ion is stabilised by resonance.

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