Explore topic-wise MCQs in Organic Chemistry.

This section includes 11 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.

Which of the following is capable of existing as a pair of enantiomers?

A. 2-methylpropane
B. 2-methylpentane
C. 3-methylpentane
D. 3-methylhexane
Answer» E.
2.

Which of the following diols exists as a pair of enantiomers?

A. cis-1,3-Cyclohexanediol
B. trans-1,3-Cyclohexanediol
C. cis-1,4-Cyclohexanediol
D. trans-1,4-Cyclohexanediol
Answer» C. cis-1,4-Cyclohexanediol
3.

Is the given pair of compound enantiomers?

A. True
B. False
Answer» B. False
4.

Which of the following is the pair of enantiomer from the following substance?

A. I and II
B. II and III
C. III and IV
D. I and V
Answer» D. I and V
5.

Would the following compound have an enantiomer.

A. True
B. False
Answer» B. False
6.

Which of the following is/are the S-enantiomer of alanine?

A. Only 1
B. Only 2
C. 1 and 3
D. 2 and 3
Answer» E.
7.

WHICH_OF_THE_FOLLOWING_DIOLS_EXISTS_AS_A_PAIR_OF_ENANTIOMERS??$

A. cis-1,3-Cyclohexanediol
B. trans-1,3-Cyclohexanediol
C. cis-1,4-Cyclohexanediol
D. trans-1,4-Cyclohexanediol
Answer» C. cis-1,4-Cyclohexanediol
8.

Which_of_the_following_is_capable_of_existing_as_a_pair_of_enantiomers?$

A. 2-methylpropane
B. 2-methylpentane
C. 3-methylpentane
D. 3-methylhexane
Answer» E.
9.

Which of the following molecules exists as a pair of enantiomers?

A. 2-Bromopropane
B. 1-Bromo-3-methylbutane
C. 2-Cyclohexen-1-ol
D. cis-1,2-Dichlorocyclobutane
Answer» D. cis-1,2-Dichlorocyclobutane
10.

Which of the following is true of any (S)-enantiomer?

A. It rotates plane-polarized light to the right
B. It rotates plane-polarized light to the left
C. It is a racemic form
D. It is the mirror image of the corresponding (R)-enantiomer
Answer» E.
11.

Which of the following statements regarding enantiomers not true?

A. All (+) enantiomers are levorotatory
B. All (-) enantiomers rotate plane polarized light in a counterclockwise direction
C. (+) and (-) enantiomers rotate plane polarized light in opposite directions
D. All R enantiomers are dextrorotatory
Answer» E.