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Byju's Answer
Standard XII
Chemistry
Physical Properties of Haloarenes
Which of the ...
Question
Which of the following regents would be used to carry out the transformation?
A
N
a
B
H
4
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B
L
i
A
l
H
4
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C
H
2
/
P
t
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D
P
C
C
/
H
2
C
C
l
2
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Solution
The correct option is
C
L
i
A
l
H
4
L
i
A
l
H
4
reduces acid and derivatives but doesn't reduces olefinic bonds.
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Similar questions
Q.
Which of the following regents would carry out the following transformation?
(
D
=
2
H
)
Q.
R
−
C
O
−
R
?
→
R
−
C
H
2
−
R
How many among the following regents can make the conversion?
(
i
)
Z
n
−
H
g
/
H
C
l
,
(
i
i
)
L
i
A
l
H
4
,
(
i
i
i
)
C
H
C
l
3
/
K
O
H
(
i
v
)
N
2
H
4
/
O
H
−
,
(
v
)
H
S
−
C
H
2
−
C
H
2
−
S
H
,
H
2
/
N
i
(
v
i
)
S
e
O
2
,
(
v
i
i
)
P
C
C
Q.
Reduction of
C
H
3
C
H
2
C
O
C
H
3
to
C
H
3
C
H
2
C
H
2
C
H
3
can be carried out with:
Q.
R
−
C
O
−
R
?
→
R
−
C
H
2
−
R
How many among the following regents can make the conversion?
(
i
)
Z
n
−
H
g
/
H
C
l
,
(
i
i
)
L
i
A
l
H
4
,
(
i
i
i
)
C
H
C
l
3
/
K
O
H
(
i
v
)
N
2
H
4
/
O
H
−
,
(
v
)
H
S
−
C
H
2
−
C
H
2
−
S
H
,
H
2
/
N
i
(
v
i
)
S
e
O
2
,
(
v
i
i
)
P
C
C
Q.
To convert
1
−
butyne to
1
−
D
−
butanal, one would carry out the following steps :
(I) Sodium amide, then
D
2
O
(II) Disiamy Iborane, then hydrogen peroxide/sodium hydroxide
(III) The transformation can not be carried out with the indicated reagents.
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