10
MCQ (Single Correct Answer)
The best reagent for converting 2-phenylpropanamide into 2-phenylpropanamine is ........... .
A
excess $\mathrm{H}_2$
B
$\mathrm{Br}_2$ in aqueous NaOH
C
iodine in the presence of red phosphorus
D
$\mathrm{LiAlH}_4$ in ether
11
MCQ (Single Correct Answer)
The best reagent for converting, 2-phenylpropanamide into 1-phenylethanamine is ............ .
A
excess $\mathrm{H}_2 / \mathrm{Pt}$
B
$\mathrm{NaOH} / \mathrm{Br}_2$
C
$\mathrm{NaBH}_4 /$ methanol
D
$\mathrm{LiAlH}_4$ / ether
12
MCQ (Single Correct Answer)
Hofmann bromamide degradation reaction is shown by
A
$\mathrm{ArNH}_2$
B
$\mathrm{ArCONH}_2$
C
$\mathrm{ArNO}_2$
D
$\mathrm{ArCH}_2 \mathrm{NH}_2$
13
MCQ (Single Correct Answer)
The correct increasing order of basic strength for the following compounds is .............. .
A
II < III < I
B
III < I < II
C
III < II < I
D
II < I < III
14
MCQ (Single Correct Answer)
Methylamine reacts with $\mathrm{HNO}_2$ to form ............. .
A
$\mathrm{CH}_3-\mathrm{O}-\mathrm{N}=\mathrm{O}$
B
$\mathrm{CH}_3-\mathrm{O}-\mathrm{CH}_3$
C
$\mathrm{CH}_3 \mathrm{OH}$
D
$\mathrm{CH}_3 \mathrm{CHO}$