The number of different amines corresponding to the formula C3H9N is:

1. 2

2. 3

3. 4

4. 5

Subtopic:  Structural Isomers |
From NCERT
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 Alkyl cyanide \(R-C \equiv N\) and alkyl isocyanides \(R- \overset{+}{N} \equiv C^-\) are: 

1. Tautomers 2. Metamers
3. Functional isomers 4.  Geometrical isomers
Subtopic:  Structural Isomers |
 77%
From NCERT
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Hydrogen cyanide and hydrogen isocyanide are:

1. tautomers

2. positional isomers

3. metamers

4. chain isomers

Subtopic:  Structural Isomers |
 52%
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The non-staggered form(s) of ethane among the following is-

1. 2.
3. 4. None of these

Subtopic:  Conformational Isomers |
 84%
From NCERT
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The optically active compound among the following is-

1. Glycerine 2. Acetaldehyde
3. Glyceraldehyde 4. Acetone
Subtopic:  Stereo Isomers |
 61%
From NCERT
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Which of the following acids shows stereoisomerism?

1. Oxalic acid            

2. Tartaric acid

3. Acetic acid            

4. Formic acid

Subtopic:  Stereo Isomers |
 76%
From NCERT
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A racemic mixture is a mixture of:

1. meso and its isomers

2. d- and its l-isomers in equal proportions

3. d- and l-isomers in different proportions

4. meso and d-isomers

Subtopic:  Stereo Isomers |
 88%
From NCERT
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Compounds which rotate plane polarised light clockwise direction are known as:

1. Dextrorotatory

2. Laevorotatory

3. Optically inactive compounds

4. Racemic mixture

Subtopic:  Stereo Isomers |
 86%
From NCERT
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Glucose and fructose are-

1. Chain isomers 2. Position isomers
3. Functional isomers 4. Optical isomers

Subtopic:  Stereo Isomers |
 62%
From NCERT
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The optically active compound among the following is-

1. Isobutyric acid

2. beta-Chloropropionic acid

3. Propionic acid

4. alpha-Chloropropionic acid

Subtopic:  Stereo Isomers |
 57%
From NCERT
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