Chemistry - AMINES Question with Solution | TestHub

ChemistryAMINESPREPARATION OF AMINESHard2 minPYQ_2023
ChemistryHardsingle choice

Match List I with List II

 

List I (Amines)

 

List II

()

 

A.AnilineI.3.25
B.EthanamineII.3.00
C.N-EthylethanamineIII.9.38
D.N, N-DiethylethanamineIV.3.29

Choose the correct answer from the options given below:-

Question diagram: Match List I with List II List I (Amines) List II ( p K b )

Options:

Answer:
D
Solution:

Among given aliphatic amines, 2° amine is most basic, followed by 3° amine and 1° amine.

Therefore, the correct basic strength (Kb) order of the given amines is

(C) > (D) > (B) > (A)

The pKb order of the given amines will be just the opposite of their basic strength order.

The order is (A) > (B) > (D) > (C)

So the correct answer is A-III, B-IV, C-II, D-I

 

Stream:JEESubject:ChemistryTopic:AMINESSubtopic:PREPARATION OF AMINES
2mℹ️ Source: PYQ_2023

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