1
MHT CET 2026 17th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which from following amines when heated with ethanolic KOH and chloroform forms aryl isocyanide ?
A
Benzenamine
B
N -methylaniline
C
N, N - Dimethylaniline
D
Ethylethanamine
2
MHT CET 2026 17th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Identify false statement from following regarding preparation of amines by Hofmann degradation method.
A
It is useful to convert amides to primary amines.
B
In this -CO-group is reduced to $-\text{CH}_2-$ group.
C
Molar mass of the amine obtained is always less than the amide.
D
The reagent used is $\text{Br}_2$ and $\text{KOH}_{(aq)}$ .
3
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Identify the major product obtained when ethyl amine is reacted with excess of methyl iodide ?
A
Tetramethylammonium iodide
B
Ethyltrimethylammonium iodide
C
Ethyldimethylamine
D
Ethylmethylamine
4
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Identify correct decreasing order of basic strength of amines
A
$\text{CH}_3\text{NH}_2 > (\text{CH}_3)_2\text{NH} > \text{C}_6\text{H}_5\text{NH}_2 > \text{NH}_3$
B
$(\text{CH}_3)_2\text{NH} > \text{CH}_3\text{NH}_2 > \text{NH}_3 > \text{C}_6\text{H}_5\text{NH}_2$
C
$\text{NH}_3 > \text{CH}_3\text{NH}_2 > (\text{CH}_3)_2\text{NH} > \text{C}_6\text{H}_5\text{NH}_2$
D
$\text{C}_6\text{H}_5\text{NH}_2 > (\text{CH}_3)_2\text{NH} > \text{CH}_3\text{NH}_2 > \text{NH}_3$

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