1
MCQ (Single Correct Answer)

AIPMT 2014

Which of the following will not be soluble in sodium hydrogen carbonate?
A
2, 4, 6 - Trinitrophenol
B
Benzoic acid
C
o-Nitrophenol
D
Benzenesulphonic acid

Explanation

Acid reacts with sodium hydrogen carbonate as follows :

Among all the given options ortho-nitrophenol is weaker acid than HCO3 hence, it does not react with NaHCO3.
2
MCQ (Single Correct Answer)

NEET 2013

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?
A
B
C
D

Explanation

3
MCQ (Single Correct Answer)

NEET 2013 (Karnataka)

Number of isomeric alcohols of molecular formula C6H14O which give positive iodoform test is
A
three
B
four
C
five
D
two

Explanation

The iodoform test is positive for alcohols
with formula R — CHOH — CH3 .

Among C6H14O isomers, the ones with positive iodoform test are:
4
MCQ (Single Correct Answer)

AIPMT 2012 Prelims

In the following sequence of reactions

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

Explanation

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