29
MCQ (Multiple Correct Answer)
Reduction of nitrobenzene by which of the following reagent gives aniline?
A
$\mathrm{Sn} / \mathrm{HCl}$
B
$\mathrm{Fe} / \mathrm{HCl}$
C
$\mathrm{H}_2-\mathrm{Pd}$
D
$\mathrm{Sn} / \mathrm{NH}_4 \mathrm{OH}$
30
MCQ (Multiple Correct Answer)
Which of the following species are involved in the carbylamine test?
A
$\mathrm{R}-\mathrm{NC}$
B
$\mathrm{CHCl}_3$
C
$\mathrm{COCl}_2$
D
$\mathrm{NaNO}_2+\mathrm{HCl}$
31
MCQ (Multiple Correct Answer)
The reagents that can be used to convert benzenediazonium chloride to benzene are ............. .
A
$\mathrm{SnCl}_2 / \mathrm{HCl}$
B
$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}$
C
$\mathrm{H}_3 \mathrm{PO}_2$
D
$\mathrm{LiAlH}_4$
32
MCQ (Multiple Correct Answer)
The product of the following reaction is ............... .
A
B
C
D
33
MCQ (Multiple Correct Answer)
Arenium ion involved in the bromination of aniline is ............. .
A
B
C
D
