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1
MHT CET 2025 22nd April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following reactión results in azo coupling?

A

$\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2 \xrightarrow{\mathrm{HNO}_2}$

B

$\mathrm{C}_6 \mathrm{H}_5 \mathrm{~N}_2 \mathrm{Cl}+\mathrm{C}_6 \mathrm{H}_5 \mathrm{OH} \xrightarrow{\mathrm{OH}^{-}}$

C

$\mathrm{C}_6 \mathrm{H}_5 \mathrm{~N}_2 \mathrm{Cl} \xrightarrow{\mathrm{HBr}_4}$

D

$\quad \mathrm{C}_6 \mathrm{H}_5 \mathrm{~N}_2 \mathrm{Cl} \xrightarrow[\mathrm{HCl}]{\mathrm{Cu} \text { (Powder) }}$

2
MHT CET 2025 21st April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify product A in following reaction.

$$ \mathrm{C}_6 \mathrm{H}_5 \stackrel{+}{\mathrm{N}}_2 \mathrm{Cl}^{-} \xrightarrow{\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}} \mathrm{~A}+\mathrm{N}_2+\mathrm{CH}_3 \mathrm{CHO}+\mathrm{HCl} $$

A
$\mathrm{C}_6 \mathrm{H}_6$
B
$\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2$
C
$\mathrm{C}_6 \mathrm{H}_5 \mathrm{COOH}$
D
$\mathrm{C}_6 \mathrm{H}_5 \mathrm{Cl}$
3
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following compounds is an example of secondary amine?

A
Ethane-1, 2-diamine
B
Propan-2-amine
C
N-Methylmethanamine
D
N,N-Dimethylmethanamine
4
MHT CET 2025 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the loss in molar mass when a primary amine is obtained by Hofmann degradation of amide?

A
$32 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$14 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$28 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$30 \mathrm{~g} \mathrm{~mol}^{-1}$
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