The number of possible isomers of the aromatic compound with molecular formula C7H8O are :
1. 3
2. 5
3. 7
4. 9

Subtopic:  Structural Isomers |
 56%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following will not show cis-trans-isomerism?                           

1. CH3-CH=CH-CH3

2. CH3-CH2-CH=CH-CH2-CH3

3. CH3-C|=CH-CH2-CH3
           CH3

4.CH3-C|H-CH=CH-CH2-CH3
           CH3
          

Subtopic:  Structural Isomers | Stereo Isomers |
 76%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

An alkane can form Structural isomers if the number of carbon atoms is-

1. 1                                 

2. 2

3. 3                                   

4. 4

Subtopic:  Structural Isomers |
 60%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

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

Subtopic:  Structural Isomers |
 82%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Links
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

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%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

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 |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

advertisementadvertisement

A racemic mixture is formed by mixing two:

1. Isomeric compounds             

2. Chiral compounds

3. Meso compounds                       

4. Enantiomers

Subtopic:  Stereo Isomers |
 64%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

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%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following has an asymmetric carbon atom?

1. 

2. 

3. 

4. 

Subtopic:  Stereo Isomers |
 72%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

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%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints