Question 1 :
Activation of benzene ring in aniline can be decreased by treating with :

Question 2 :
Which one of the following amines gives an alcohol with nitrous acid?

Question 3 :
The main product of reaction of alcoholic silver nitrite and ethyl bromide is :

Question 4 :
Reaction of {tex} \mathrm { R } - \mathrm { C } - \mathrm { NH } _ { 2 } {/tex} with a mixture of {tex} \mathrm { Br } _ { 2 } {/tex} and {tex} \mathrm { KOH } {/tex} gives {tex} \mathrm { RNH } _ { 2 } {/tex} as main product. The intermediate involved in the reaction are:

Question 6 :
The product formed when aniline is warmed with chloroform and caustic potash is :

Question 7 :
Arrange the following:<br>{tex} ( \mathrm { I } ) \mathrm { CH } _ { 3 } \mathrm { NH } _ { 2 } , ( \mathrm { II } ) \left( \mathrm { CH } _ { 3 } \right) _ { 2 } \mathrm { NH } , ( \mathrm { III } ) \mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { NH } _ { 2 } {/tex} and {tex} ( \mathrm { IV } ) \left( \mathrm { CH } _ { 3 } \right) _ { 3 } \mathrm { N } {/tex}<br>in increasing order of basicity in aqueous medium.

Question 8 :
Identify the term C in the series:<br>{tex} \mathrm { CH } _ { 3 } \mathrm { CN } \stackrel { \mathrm { Na } / \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { OH } } { \longrightarrow } \mathrm { A } \xrightarrow[]{HNO_2}\mathrm { B } \xrightarrow[573^0K]{Cu} \mathrm C{/tex}<br>

Question 13 :
Phenol and benzoic acid may be distinguished by their reaction with :

Question 14 :
In the equation {tex} \mathrm { CH } _ { 3 } \mathrm { COOH } + \mathrm { Cl } _ { 2 } \underset { - \mathrm { HC } } { \stackrel { \text { Red } \mathrm { P } } { \longrightarrow } } \mathrm { A } , {/tex} the compound {tex} \mathrm { A } {/tex} is :

Question 17 :
Reduction of {tex} > C = O {/tex} to {tex} > C H _ { 2 } {/tex} can be carried out with-

Question 20 :
The acid which do not contain a {tex} - \mathrm { COOH } {/tex} group is :