What is the minimum number of carbon atoms required for an alkane to have isomers?

1. One                               
2. Two
3. Four                                 
4. Three$$

Given the following reaction: 
  
Product P formed in the above reaction is:
 

1.		2.
3.		4.

Which of the following compounds is the most reactive towards sulphonation?

1. Toluene               

2. Chlorobenzene

3. Nitrobenzene       

4. m-Xylene

Which of the following statement is correct?

The correct order of melting point is:

1.  n-Pentane > Neopentane > Isopentane

2.  Neopentane > n-Pentane > isopentane

3.  Neopentane > Isopentane > n-Pentane

4.  Isopentane > Neopentane > n-Pentane

The major product expected from the mono-bromination of phenyl benzoate is:

1.
2.
3.
4.

Which of the following alkanes will give the maximum number of isomers when a monochloro-substituted product is obtained?

1.		2.
3.	${}_{}$ \(\mathrm{CH_4}\)	4.

How many structural isomers of C₅H₁₀ are possible if cyclic structures are excluded?

1. 6

2. 4

3. 5

4. 7

The major product of the following reaction is:

1.		2.
3.		4.