Isomerism exhibited by acetic acid and methyl formate is:
1. Functional
2. Chain
3. Geometrical
4. Central 

Subtopic:  Structural Isomers |
 82%
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Which one of the following pairs represents stereoisomerism?                                     

1. Chain isomerism and rotational isomerism

2. Structural isomerism and geometrical isomerism

3. Linkage isomerism and geometrical isomerism

4. Optical isomerism and geometrical isomerism

Subtopic:  Stereo Isomers |
 86%
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α-D-glucose and β-D glucose have a specific rotation of +112° and +19° respectively. In aqueous solution the rotation becomes +52°. This process is called:

1. inversion                 

2. racemisation

3. mutarotation             

4. embolism

Subtopic:  Stereo Isomers |
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A racemic mixture is formed by mixing two:

1. Isomeric compounds             

2. Chiral compounds

3. Meso compounds                       

4. Enantiomers

Subtopic:  Stereo Isomers |
 65%
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A compound of molecular formula C7H16 shows optical isomerism, the compound will be

1. 2,3-dimethyl pentane 

2. 2,2-dimethyl butane 

3. 2-methyl hexane 

4. None of the above

Subtopic:  Stereo Isomers |
 65%
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Which of the following has an asymmetric carbon atom?

1. 

2. 

3. 

4. 

Subtopic:  Stereo Isomers |
 72%
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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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Diastereomers can be separated by:

1. Recrystallization            

2. simple distillation

3. electrophoresis                     

4. all of these

Subtopic:  Stereo Isomers |
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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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The number of isomeric structures for C2H7N would be:

1. 4 

2. 3

3. 2 

4. 1

Subtopic:  Structural Isomers |
 59%
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