Which of the following reagents will be able to distinguish between 1-butyne and 2-butyne?       

1. NaNH₂

2. HCl

3. O₂

4. Br₂

Mark the compound that, when treated with NaNH₂, forms its sodium salt:

 +$({\mathrm{CH}}_3{)}_3\mathrm{COH}\to$ X

The product X in the above reaction is -

1.            
2.        
3.           

4.  

The products formed when meta-xylene is treated with Br₂ in the presence of FeBr₃ are:-                                                                           

1.
2.
3.
4.

A compound that is formed on passing chlorine through propene at 400$°$C is -

1. PVC                       

 2. Allyl chloride  

3. Nickel chloride         

4. 1,2-Dichloro ethane

The reactants used in Friedel-Craft's alkylation are:                          

1. C₆H₆ + NH₂

2. C₆H₆ + CH₄

3. C₆H₆ + CH₃Cl

4. C₆H₆ + CH₃COCl

In the following reaction sequence:

What is the final product, D?

1.		2.
3.		4.

Nitrobenzene on reaction with conc. HNO₃/H₂SO₄ at 80-100$°$C forms -

1. 1,2-Dinitrobenzene

2. 1,3-Dinitrobenzene

3. 1,4-Dinitrobenzene

4. 1,2,4-Trinitrobenzene

In the following reaction,

Product A is-

1. 

2. 

3. 

4. 

How many monochlorinated products (excluding stereoisomers) are obtained from the given reaction?

1. 4 

2. 5 

3. 6 

4. 7