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Byju's Answer
Standard XII
Chemistry
Distinguishing Test of Terminal and Non Terminal Alkynes
The suitable ...
Question
The suitable reagent for the following conversion?
i.e.
C
H
3
−
C
≡
C
−
C
H
3
R
⟶
trans-alkene
:
A
C
r
2
O
3
/
A
l
2
O
3
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B
H
2
/
P
d
/
C
a
C
O
3
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C
N
a
/
N
H
3
(
l
)
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D
N
a
/
d
r
y
e
t
h
e
r
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Solution
The correct option is
C
N
a
/
N
H
3
(
l
)
N
a
/
l
i
q
N
H
3
reagent converts alkyne into trans-alkene and this reaction is known as Birch reduction
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Q.
By which reagent alkyne converts to cis-alkene?
i.e.
C
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−
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≡
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The suitable reagent for the following conversion?
i.e.
C
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−
C
≡
C
−
C
H
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⟶
trans-alkene
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(
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Q.
Predict
R
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, A and
R
2
respectively in the given reaction:
C
H
3
−
C
H
2
−
C
l
R
1
−
→
A
R
2
−
→
C
H
3
−
C
H
3
Q.
Which is the most suitable reagent for the following conversion?
C
H
3
−
C
H
=
C
H
−
C
H
2
−
O
|
|
C
−
C
H
3
→
C
H
3
−
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H
=
C
H
−
C
H
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−
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Distinguishing Test of Terminal and Non Terminal Alkynes
Standard XII Chemistry
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