Which of the following is optically active?

1. Alanine

2. 2-butanol

3. Lactic acid

4. All of these

The isomerism which exists between CH₃CHCl₂, and CH₂ClCH₂Cl is:

1. Chain            

2. Functional

3. Position isomerism      

4. Metamerism

Lactic acid is:

1. propionic acid

2. β-hydroxypropanoic acid

3. α-hydroxypropanoic acid

4. none of the above

On monochlorination of n-pentane, the number of structural isomers formed is:

(1) 4

(2) 3

(3) 2

(4) 1

The compound which exhibits optical isomerism is:

1. CH₃CHOHCH₃

2. (CH₃)₂CHCH₂CH₃

3. CH₃CHClCH₂CH₃

4. CH₃CCl₂CH₂CH₃

Benzaldoxime exists in how many forms?

1. 1

2. 2

3. 3

4. 4

A total number of structural isomeric aldehydes and ketones that can exist with
the molecular formula C₅H₁₀O are :
1. 5
2. 8
3. 6
4. 7
 

The types of a functional group can be present in an amine with the formula C₃H₉N is-

1. 1             

2. 2

3. 3             

4. 4

Nitroethane can exhibit one of the following kind of isomerism:

1. metamerism             

2. optical activity

3. tautomerism             

4. position isomerism

The type of isomerism observed in urea molecule

(1) chain

(2) position

(3) geometrical

(4) functional