${\mathrm{CH}}_3\mathrm{Cl} \& {\mathrm{C}}_2{\mathrm{H}}_5\mathrm{Cl}$ undergoes Wurtz reaction to give-

The main product A and B in the above mentioned reaction are respectively- 

1. 

2. 

3. 

4. 

3-Hexyne can be converted to trans-3-Hexene by the action of:

1. ${\mathrm{H}}_2$ - Pd/ ${\mathrm{BaSO}}_4$                       

2. Li-Liq. ${\mathrm{NH}}_3$

3. ${\mathrm{H}}_2$ - Pt ${\mathrm{O}}_2$                               

4. ${\mathrm{NaBH}}_4$

Which of the following statement(s) is/are correct about the elimination reaction of 2-Bromopentane to form pent-2-ene:
(a) $\mathrm{\beta }$-Elimination reaction
(b) Follows Zaitsev rule
(c) Dehydrohalogenation reaction
(d) Dehydration reaction

The compound among the following that yield propyne on hydrolysis is:

1. ${\mathrm{Al}}_4{\mathrm{C}}_3$

2. ${\mathrm{Mg}}_2{\mathrm{C}}_3$

3. ${\mathrm{B}}_4\mathrm{C}$

4. ${\mathrm{La}}_4{\mathrm{C}}_3$

The major product in the above-mentioned reaction is:

1.
2.
3.
4.

The final product in the above sequence of reactions is-

1.
2.
3.
4.

The number of isomeric sodium salt of acid that will be required to obtain neopentane is-

1. 3                                   

2. 1

3. 4                                                  

4. 6

1,2-dibromopropane on treatment with X moles of ${\mathrm{NaNH}}_2$ followed by treatment with ethyl bromine gave a pent-2-yne. The value of X is -

1.  1

2.  2

3.  3

4.  4

A compound among the following that does not undergo Friedel-Craft's reaction easily is-

1. Cumene               

2.  Xylene

3. Nitrobenzene         

4. Toluene