When CH₃CH₂CHCl₂ is treated with NaNH₂, the product formed is                             

1. CH₃-CH=CH₂ 

2. CH₃-C$\equiv$CH

3. CH₃CH₂CH${<}_{{\mathrm{NH}}_2}^{{\mathrm{NH}}_2}$   

4. CH₃CH₂C${<}_{{\mathrm{NH}}_2}^{\mathrm{Cl}}$

Chlorobenzene reacts with Mg in dry ether to give a compound (A).
A and ethanol continue to react in order to produce?
1. Phenol
2. Benzene
3. Ethylbenzene
4. Phenylether

R-CH₂-CCl₂-R $\stackrel{\mathrm{Reagent}}{\to }$R-C$\equiv$C-R. The reagent is

1. Na

2. HCl in H₂O

3. KOH in C₂H₅OH

4. Zn in alcohol

Ethyl chloride is converted into diethyl ether by -                                                  

 1. Wurtz reaction                           
 2. Grignard reaction
 3. Perkin's reaction                       
 4. Williamson's synthesis

The alkyl halide is converted into an alcohol by                                    

1. Addition                       2. Substitution

3. Dehydrohalogenation    4. Elimination

What is produced when Br₂ is added to cis-but-2-ene?

1. Racemic mixture of 2,3-Dibromobutane

2. Meso form of 2,3-Dibromobutane

3. Dextro form of 2,3-Dibromobutane

4. Laevo form of 2,3-Dibromobutane 

When ethane and bromine are allowed to interact in sunlight, how many distinct substitution products are possible?

 , Cl obtained by chlorination of n-butane, will be                

1. meso form              

2. racemic mixture

3. d-form                 

4. l-form

The reactivity order of halides for dehydrohalogenation is 

1. R-F>R-Cl>R-Br>R-I

2. R-I>R-Br>R-Cl>R-F

3. R-I>R-Cl>R-Br>R-F

4.  R-F>R-I>R-Br>R-Cl

In ${\mathrm{S}}_{{\mathrm{N}}^2}$ reactions, the correct order of reactivity for the following compounds : ${\mathrm{CH}}_3\mathrm{Cl}$, ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$, ${\left({\mathrm{CH}}_3\right)}_2\mathrm{CHCl}$ and ${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}$ is :

1. ${\mathrm{CH}}_3\mathrm{Cl}$>${\left({\mathrm{CH}}_3\right)}_2\mathrm{CHCl}$>${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$>${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}$

2. ${\mathrm{CH}}_3\mathrm{Cl}$>${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$>${\left({\mathrm{CH}}_3\right)}_2\mathrm{CHCl}$>${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}$

3. ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$>${\mathrm{CH}}_3\mathrm{Cl}$>${\left({\mathrm{CH}}_3\right)}_2\mathrm{CHCl}$>${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}$

4. ${\left({\mathrm{CH}}_3\right)}_2\mathrm{CHCl}$>${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{Cl}$>${\mathrm{CH}}_3\mathrm{Cl}$>${\left({\mathrm{CH}}_3\right)}_3\mathrm{CCl}$