Which of the following has an asymmetric carbon atom?

1. 

2. 

3. 

4. 

Subtopic:  Stereo Isomers |
 73%
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Stereoisomers (geometrical or optical) that are neither superimposable nor a mirror images to each other are called:

1. Enantiomers             

2. Monomers

3. Tautomers               

4. Diastereomers

Subtopic:  Stereo Isomers |
 72%
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Which of the following pairs of carbon skeletons is an example of isomerism?

1. 

2. 

3. 

4. 

Subtopic:  Structural Isomers |
 85%
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Number of isomers possible for C4H8 are-

1. 4     

2. 3       

3. 2     

4. 6

Subtopic:  Structural Isomers |
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The dihedral angle between the hydrogen atoms of two methyl groups in staggered conformation of ethane is:

1. 120° 

2. 180°

3. 90° 

4. 60°

Subtopic:  Conformational Isomers |
 69%
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Which of the following acid does not exhibit optical isomerism?

1. Maleic acid                           
2. α-amino acid

3. Lactic acid                             
4. Tartaric acid                             

Subtopic:  Stereo Isomers |
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The prefix used for -SH group as per the IUPAC system is-

1. Mercapto

2. Thiol

3. Sulfide

4. None of the above

Subtopic:  Nomenclature |
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The chirality of the compound                           

1. R 

2.  S

3. Z 

4. E

Subtopic:  Stereo Isomers |
 66%
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The angle of rotation of the plane of polarized light depends upon:

1. the nature of the light beam

2. the number of the molecules

3. the number of asymmetric carbon atoms in the molecule of the substance

4. All of the above

Subtopic:  Stereo Isomers |
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The process of separation of racemic mixture into d- and l-enantiomers is called:

1. revolution

2. resolution 

3. hydration 

4. dehydration             

Subtopic:  Stereo Isomers |
 84%
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