The total number of isomers of C4H8 are-

1. 8 2. 7
3. 6 4. 5

Subtopic:  Structural Isomers |
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How many stereoisomers are there for tartaric acid?

1.  3

2.  4

3.  5

4.  0

Subtopic:  Stereo Isomers |
 51%
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The number of stereo isomer of the compound CH3CHBrCHBrCOOH is

1.  1

2.  2

3.  3

4.  4 

Subtopic:  Stereo Isomers |
 71%
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Which of the following compounds will show metamerism?

1.  CH3-O-C2H5

2.  CH3-O-CH3

3.  CH3-CO-C2H5

4.  C2H5-S-C2H5

Subtopic:  Structural Isomers |
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In the boat conformation of cyclohexane, the most destabilizing interaction is: 

1. eclipsing

2. flagpole-flagpole

3. 1,3-diaxial

4. 1,3-diequatorial

Subtopic:  Conformational Isomers |
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A molecule, among the following, capable of showing tautomerism is:  

1.  R3CNO2

2.  RCH2NO2

3.  CH32NH

4.  CH33CNO

Subtopic:  Structural Isomers |
 74%
From NCERT
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(+)-mandelic acid has a specific rotation of +158°. What would be the observed specific rotation of a mixture containing 25% (-)-mandelic acid and 75% (+)-mandelic acid?

1.  +79°

2.  -118.5°

3.  -79°

4.  +118.5° 

Subtopic:  Conformational Isomers |
 53%
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The number of isomers possible for C7H8O are

1. 3

2. 4

3. 5

4. 6

Subtopic:  Structural Isomers |
 61%
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The number of geometrical isomers of

CH3CH=CH-CH=CH-CH=CHCl
 are

1. 4

2. 6

3. 8

4. 10

Subtopic:  Stereo Isomers |
 75%
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C3H9N can not represent

1. quaternary salt

2. 1° amine

3. 2° amine

4. 3° amine

Subtopic:  Structural Isomers |
 83%
From NCERT
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