Amines

Author:NCERT
12th CBSE
IMPORTANT

Important Questions on Amines

HARD
IMPORTANT

Match the compounds given in Column I with the items given in Column II.

Column I Column II
 (i) Benzene sulphonyl chloride  (a) Zwitter ion
 (ii) Sulphanilic acid  (b) Hinsberg reagent
 (iii) Alkyl diazonium salts  (c) Dyes
 (iv) Aryl diazonium salts  (d) Conversion to alcohols

 

HARD
IMPORTANT

Match the reactions given in Column I with the statements given in Column II.

Column I Column II
 (i) Ammonolysis  (a) Amine with lesser number of carbon atoms
 (ii) Gabriel phthalimide synthesis  (b) Detection test for primary amines.
 (iii) Hoffmann Bromamide reaction  (c) Reaction of phthalimide with KOH and RX
 (iv) Carbylamine reaction  (d) Reaction of alkyl halides with NH3 

 

EASY
IMPORTANT

Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?

EASY
IMPORTANT

Which of the following should be most volatile?

(I) CH3CH2CH2NH2      (II) (CH3)3N         (III) Question Image      (IV) CH3CH2CH3

MEDIUM
IMPORTANT

The correct decreasing order of basic strength of the following species is _____.
H2O, NH3, OH, NH2-

MEDIUM
IMPORTANT

Among the following amines, the strongest Bronsted base is _____.

EASY
IMPORTANT

Which of the following compounds is the weakest Bronsted base?

EASY
IMPORTANT

Which of the following compound will not undergo azo coupling reaction with benzene diazonium chloride.

MEDIUM
IMPORTANT

Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is

EASY
IMPORTANT

The reaction ArN+ 2Cl Cu/HCl ArCl + N2 + CuCl is named as _________.

MEDIUM
IMPORTANT

Acid anhydrides on reaction with primary amines give _____.

MEDIUM
IMPORTANT

The most reactive amine towards dilute hydrochloric acid is ___________.

MEDIUM
IMPORTANT

Reduction of aromatic nitro compounds using Fe and HCl gives ______.

EASY
IMPORTANT

The gas evolved when methylamine reacts with nitrous acid is __________.

MEDIUM
IMPORTANT

Methylamine reacts with HNO2 to form _____.

EASY
IMPORTANT

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

Question Image

MEDIUM
IMPORTANT

Hoffmann Bromamide Degradation reaction is shown by _____.

MEDIUM
IMPORTANT

The best reagent for converting, 2-phenylpropanamide into 1- phenylethanamine is ____.

MEDIUM
IMPORTANT

The best reagent for converting 2phenylpropanamide into 2-phenylpropanamine is _____.

MEDIUM
IMPORTANT

Amongst the given set of reactants, the most appropriate for preparing 2º amine is _____.