1
JEE Main 2021 (Online) 16th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Ammonolysis of Alkyl halides followed by the treatment with NaOH solution can be used to prepare primary, secondary and tertiary amines. The purpose of NaOH in the reaction is :
A
to remove acidic impurities
B
to remove basic impurities
C
to activate NH3 used in the reaction
D
to increase the reactivity of alkyl halide
2
JEE Main 2021 (Online) 16th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 115 English
In the above chemical reaction, intermediate ''X'' and reagent/condition ''A'' are :
A
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 115 English Option 1
B
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 115 English Option 2
C
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 115 English Option 3
D
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 115 English Option 4
3
JEE Main 2021 (Online) 16th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Which of the following reactions DOES NOT involve Hoffmann bromamide degradation?
A
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 114 English Option 1
B
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 114 English Option 2
C
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 114 English Option 3
D
JEE Main 2021 (Online) 16th March Morning Shift Chemistry - Compounds Containing Nitrogen Question 114 English Option 4
4
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
A. Phenyl methanamine

B. N,N-Dimethylaniline

C. N-Methyl aniline

D. Benzenamine

Choose the correct order of basic nature of the above amines.
A
D > C > B > A
B
A > C > B > D
C
D > B > C > A
D
A > B > C > D
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