Fisher projection indicates:

1. horizontal substituents above the plane

2. vertical substituents above the plane

3. both horizontal and vertical substituents below the plane

4. both horizontal and vertical substituents above the plane

Number of monochlorinated products (excluding stereo-isomers) obtained from the given reaction are :

In the following, the most stable conformation of n-butane is:

1.		2.
3.		4.

Find the total number of structural isomers possible for C₅H₁₁Cl.

1. Six (6) 

2. Eight (8)

3. Ten (10) 

4. Twelve (12)

Find the number of possible aromatic isomers with molecular formula C₇H₈O.
1. Three (3)
2. Five (5)
3. Seven (7)
4. Nine (9)

Diastereomers can be separated by:

1. Recrystallization            

2. Simple distillation

3. Electrophoresis                     

4. All of the above

The number of isomeric structures for C₂H₇N would be:

1. Four (4)

2. Three (3)

3. Two (2)

4. One (1)

Find the number of isomers possible for C₄H₈.

The prefix used for -SH group as per the IUPAC system is-

1. Mercapto

2. Thiol

3. Sulfide

4. None of the above

The number of tertiary carbon atoms in tertiary butyl alcohol are-