641.

Method by which aniline cannot be prepared is 

• hydrolysis phenyl isocyanide with the acidic solution

• degradation of benzamide with bromine in alkaline solution

• reduction of nitrobenzene with H₂/Pd in ethanol

• reduction of nitrobenzene with H₂/Pd in ethanol

Which of the following compound is most basic?

The following reaction, 


is known by the name

• Friedel -Crafts reaction

• Perkins reaction

• Acetylation reaction

• Acetylation reaction

Which of the following statements about primary amines is false?

• Alkyl amine are stronger bases than aryl amines

• Alkyl amines reacts with nitrous acid to produce alcohols

• Aryl amines react with nitrous acid to produce phenols

• Alkyl amines are stronger base than ammonia

Predict the product,


 

In a reaction of aniline, a coloured product C was obtained.

Which one of the following on reduction with lithium aluminium hydride yield a secondary amine?

• Nitroethane

• Methylisocyanide

• Acetamide

• Acetamide

Which of the following is more basic than aniline?

• Diphenylamine

• Triphenylamine

• p-nitroaniline

• p-nitroaniline

The correct increasing order of basic strength for the following compounds is 

• II < III < I 

• III < I < II

• III < II < I

• III < II < I

Which of the following reactions is appropriate for converting acetamide to methanamine?

• Carbylamine reaction

• Hoffmann hypobromamide reaction

• Stephens reaction

• Stephens reaction