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.

What is the total number of isomers, stereoisomers included, designated by the dichlorocyclopentane?

A. 7
B. 6
C. 4
D. 5
Answer» B. 6
2.

How many chiral stereoisomers can be drawn for CH3CHFCHFCH(CH3)2?

A. 4
B. 5
C. 6
D. 7
Answer» B. 5
3.

Which of the following structures represent the same stereoisomer?

A. Only 1 and 2
B. Only 2 and 3
C. 1, 2 and 3
D. Only 3 and 1
Answer» C. 1, 2 and 3
4.

What is the complete IUPAC name of the following stereoisomer?

A. (1S)-2-ethyl-3,3-dimethylcyclopentane
B. (1R)-2-ethyl-3,3-dimethylcyclopentane
C. (1S)-1-ethyl-,3,3-diimethylcyclopentane
D. (1S)-3-ethyl-1,1-diimethylcyclopentane
Answer» D. (1S)-3-ethyl-1,1-diimethylcyclopentane
5.

How many stereoisomers of 2,3-butanediol, CH3CH(OH)CH(OH)CH3, exist?

A. 3
B. 4
C. 1
D. 2
Answer» B. 4
6.

How many stereoisomers of 3-bromo-2-butanol, CH3CH(OH)CHBrCH3, exist?

A. 3
B. 1
C. 2
D. 4
Answer» E.
7.

How many stereoisomers are there for the following structure?

A. 1
B. 2
C. 3
D. 4
Answer» D. 4
8.

What is the complete IUPAC name of the following substance?

A. (1S,3S)-1-methylcyclopentane-1,3-diol
B. (1R,3R)-1-methylcyclopentane-1,3-diol
C. (1S,3R)-1-methylcyclopentane-1,3-diol
D. (1R,3S)-1-methylcyclopentane-1,3-diol
Answer» E.
9.

WHAT_IS_THE_TOTAL_NUMBER_OF_ISOMERS,_STEREOISOMERS_INCLUDED,_DESIGNATED_BY_THE_DICHLOROCYCLOPENTANE??$

A. 7
B. 6
C. 4
D. 5
Answer» B. 6
10.

HOW_MANY_CHIRAL_STEREOISOMERS_CAN_BE_DRAWN_FOR_CH3CHFCHFCH(CH3)2??$

A. 4
B. 5
C. 6
D. 7
Answer» B. 5
11.

How many number of stereoisomers possible for 2, 3-pentanediol?

A. 3
B. 4
C. 5
D. 6
Answer» C. 5
12.

Which of the following compounds can exhibit geometrical isomerism?

A. 1-Hexene
B. 2-Methyl-2-Pentene
C. 3-methyl-1-pentene
D. 2-Hexene
Answer» E.
13.

How many stereoisomers of 2,3-butanediol, CH3CH(OH)CH(OH)CH3, exist?

A. 3
B. 4
C. 1
D. 2
Answer» B. 4
14.

How many stereoisomers of 3-bromo-2-butanol, CH3CH(OH)CHBrCH3, exist?

A. 3
B. 1
C. 2
D. 4
Answer» E.