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Byju's Answer
Standard XII
Chemistry
Action of Water on Calcium Carbide
H-C≡ C-H+NaNH...
Question
H
−
C
≡
C
−
H
+
N
a
N
H
2
⟶
A
2
m
o
l
e
C
H
3
I
⟶
B
Then `B` is
:
A
1-Butyne
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B
2-Butyne
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C
2-Pentyne
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D
Propyne
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Solution
The correct option is
B
2-Butyne
Reaction of process:
C
H
≡
C
H
+
2
N
a
N
H
2
→
N
a
C
≡
C
N
a
2
m
o
l
e
C
H
3
I
−
−−−−−−
→
C
H
3
C
H
≡
C
H
C
H
3
Option B is correct.
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Similar questions
Q.
C
H
3
C
H
2
−
C
≡
C
−
H
+
N
a
N
H
2
→
C
H
3
C
H
2
−
C
≡
C
−
1
−
b
r
o
m
o
e
t
h
a
n
e
−
−−−−−−−−
→
−
H
B
r
C
H
3
C
H
2
C
≡
C
C
H
2
C
H
3
If the product formed in the given reaction is correct then enter 1, else 0.
Q.
Arrange the bond energy of
H
a
,
H
b
,
H
c
and
H
d
in decreasing order.
Q.
If
a
,
b
,
c
are in H. P., then the value of
(
1
b
+
1
c
−
1
a
)
(
1
c
+
1
a
−
1
b
)
is
Q.
Arrange in increasing order of acid strength.
H
F
,
H
C
l
,
H
B
r
,
H
I
Q.
If
ξ
= {
a
,
b
,
c
,
d
,
e
,
f
,
g
,
h
},
A
=
{
b
,
c
,
d
,
e
,
f
},
B
=
{
a
,
b
,
c
,
g
,
h
} and
C
=
{
c
,
d
,
e
,
f
,
g
},
then
(B - C)
′
= C
′
- B
′
is,
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