Identify (Z) in the following reaction reaction series,

C₂H₅I $\underset{\mathrm{KOH}}{\overset{\mathrm{Alcoholic}}{\to }}$(X) $\underset{}{\overset{{\mathrm{Br}}_2}{\to }}$(Y) $\stackrel{\mathrm{excess} \mathrm{KCN}}{\to }$(Z):

1. CH₃-CH₂-CN     

2. $\underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}-\underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}$

3. $\underset{Br}{\underset{|}{{\mathrm{CH}}_2}}-\underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}$     

4. $\underset{\mathrm{CN}}{\underset{|}{\mathrm{CH}}}=\underset{\mathrm{CN}}{\underset{|}{\mathrm{CH}}}$

The reaction of toluene with ${\mathrm{Cl}}_2$ in presence of ${\mathrm{FeCl}}_3$ gives predominantly :

1. m- chlorobenzene                   

2. benzoylchloride

3. benzyl chloride                         

4. O^- and p-chlorotoluene                    

The nitration of nitrobenzene with fuming HNO₃ will give:

1. TNB

2. 1,3-dinitrobenzene

3. picric acid

4. 1,4-dinitrobenzene

Which alkyl halide can't produce a white precipitate when combined with an alcoholic AgNO₃ solution?

1. Ethyl chloride                     

2. Allyl chloride

3. Isopropyl chloride               

4. Vinyl chloride

Iodoform can be prepared from all except :

1. Isopropyl alcohol

2. 3-methyl-2-butanone

3. isobutyl alcohol

4. ethyl methyl ketone

In the following sequences of reactions;

${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{Br}\stackrel{\mathrm{KOH}(\mathrm{alc}.)}{\to }$(A)$\stackrel{\mathrm{HBr}}{\to }$(B)$\stackrel{\mathrm{KOH}\left(\mathrm{aq}\right)}{\to }$ (C)

the product (C) is:

1. propene                               

2. propyne

3. propan-1-ol                         

4. propan-2-ol

Benzoyl Chloride is prepared from benzoic acid by:

1. Cl₂, hv

2. SO₂Cl₂

3. SOCl₂

4. Cl₂, H₂O

When (CH₃)₃CMgCl reacts with D₂O, it produces:

Elimination of HBr from 2-bromobutane results in the formation of:

1. equimolar mixture of 1- and 2-butene

2. predominantly 2-butene

3. predominantly 1-butene

4. predominantly 2-butyne

The reaction, RCl +NaI $\stackrel{\mathrm{Acetone}}{\to }\mathrm{R}-\mathrm{I}$ + NaCl is known as:

1. Wurtz reaction                     

 2. Fittig reaction                       

3. Frankland's reaction             

 4. Finkelstein's reaction