The number of primary amines of the formula ${\mathrm{C}}_4{\mathrm{H}}_{11}\mathrm{N}$ are:
1. 1
2. 3
3. 4
4. 5

What is the relation between the two optical isomers given below?

 and 

1. Enantiomers

2. Geometrical isomers

3. Structural isomers

4. Diastereomers

Which of the following is an isomer of ethanol?

The maximum number of carbon atoms arranged linearly in the molecule,  ${\mathrm{CH}}_3-\mathrm{C}\equiv \mathrm{C}-\mathrm{CH}={\mathrm{CH}}_{\mathrm{2,}}$ are -

1. 3

2. 4

3. 5

4. 6

the optically active tartaric acid is named as D-(+)- tartaric acid because it has a positive

1.  optical rotation: and is derived from D-glucose

2. pH in an organic solvent

3. optical rotation and is derived from D-(+)-glyceraldehyde

4. optical rotation only when Substituted by deuterium 

The IUPAC name of the above mentioned compound is - 

1. p-Phenyl diphenyl

2. 1,1',4',1''-terphenyl

3. p-1-biphenyl benzene

4. Terphenyl

The total number of optically active isomers for ${\mathrm{CH}}_2\mathrm{OH}{\left(\mathrm{CHOH}\right)}_3\mathrm{CHO}$ are

1.  16

2.  8

3.  4

4.  2

If optical rotation produced by compound (i) is 36$°$ then the rotation produced by compound (ii) is

(i) 

(ii) 

1.  -36$°$

2.  0$°$

3.  +18$°$

4.  +72$°$

The number of the possible open chain (acyclic) isomeric compounds for molecular formula $C_5{H}_{10}$ would be 

1.  5

2.  6

3.  7

4.  4

The IUPAC name of the following compound is

1.  4-hydrazonocyclohexane-1-carboxylic acid

2.  4-hydrazonobenzoic acid

3.  4-hydrazonocyclohexanoic acid

4.  4-(n-amino) benzene carboxylic acid