Explore topic-wise MCQs in Organic Chemistry.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.

1.

By aerial oxidation, which one of the following gives phthalic acid?

A. Naphthalene
B. Benzene
C. Mesitylene
D. Toluene
Answer» B. Benzene
2.

The below reaction is called as which of the following name reaction?

A. Wurtz reactions
B. Koch reaction
C. Clemenson’s reduction
D. Kolbe’s reaction
Answer» C. Clemenson’s reduction
3.

o-xylene when oxidised in presence of V2O5 the product is which carboxylic acid?

A. Benzoic acid
B. Phenyl acetic acid
C. Phthalic acid
D. Acetic acid
Answer» D. Acetic acid
4.

In the below sequence of reactions, A and B are which of the following?

A. (CH3)2C(OH)CN, (CH3)2C(OH)COOH
B. (CH3)2C(OH)CN, (CH3)2C(OH)2
C. (CH3)2C(OH)CN, (CH3)2CHCOOH
D. (CH3)2C(OH)CN, (CH3)2C=O
Answer» B. (CH3)2C(OH)CN, (CH3)2C(OH)2
5.

When benzyl alcohol is oxidised with KMnO4, the product obtained is which of the following compound?

A. Benzaldehyde
B. Benzoic acid
C. CO2 and H2O
D. Benzophenone
Answer» B. Benzoic acid
6.

Hydrolysis of CH3CH2NO2 with 85% H2SO4 gives which of the following compound?

A. CH3CH2OH
B. C2H6
C. CH3CH=NOH
D. CH3COOH
Answer» E.
7.

BY_AERIAL_OXIDATION,_WHICH_ONE_OF_THE_FOLLOWING_GIVES_PHTHALIC_ACID??$

A. Naphthalene
B. Benzene
C. Mesitylene
D. Toluene
Answer» B. Benzene
8.

o-xylene when oxidised in presence of V2O5 the product is which carboxylic acid?

A. Benzoic acid
B. Phenyl acetic acid
C. Phthalic acid
D. Acetic acid
Answer» D. Acetic acid
9.

Formic acid is obtained when which of the given reaction occurs?

A. Calcium acetate is heated with conc. H<sub>2</sub>SO<sub>4</sub>
B. Calcium formate is heated with calcium acetate
C. Glycerol is heated with oxalic acid at 110‚ÑÉ
D. Acetaldehyde is oxidised with K<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub> and H<sub>2</sub>SO<sub>4</sub>
Answer» D. Acetaldehyde is oxidised with K<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub> and H<sub>2</sub>SO<sub>4</sub>
10.

Which of the following gives benzoic acid on oxidation?

A. Chlorophenol
B. Chlorotoluene
C. Chlorobenzene
D. Benzyl chloride
Answer» E.
11.

When benzyl alcohol is oxidised with KMnO4, the product obtained is which of the following compound?

A. Benzaldehyde
B. Benzoic acid
C. CO<sub>2</sub> and H<sub>2</sub>O
D. Benzophenone
Answer» B. Benzoic acid
12.

Acetic acid is manufactured by the fermentation of which of the following reaction?

A. Ethanol
B. Methanol
C. Ethanal
D. Methanal
Answer» B. Methanol
13.

Acetic acid is obtained when which of the given reaction takes place?

A. Methyl alcohol is oxidised with potassium permanganate
B. Calcium acetate is distilled in the presence of calcium formate
C. Acetaldehyde is oxidised with potassium dichromate and sulphuric acid
D. Glycerol is heated with sulphuric acid
Answer» D. Glycerol is heated with sulphuric acid
14.

Hydrolysis of CH3CH2NO2 with 85% H2SO4 gives which of the following compound?

A. CH<sub>3</sub>CH<sub>2</sub>OH
B. C<sub>2</sub>H<sub>6</sub>
C. CH<sub>3</sub>CH=NOH
D. CH<sub>3</sub>COOH
Answer» E.