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Byju's Answer
Standard XII
Chemistry
Catalytic Hydrogenation
When methyl b...
Question
When methyl bromide is heated with zn it gives
A
C
H
4
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B
C
2
H
6
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C
C
2
H
4
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D
C
H
3
O
H
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Solution
The correct option is
B
C
2
H
6
This is a Wurtz type reaction.after complete this reaction product is ethane
so
C
2
H
6
is correct answer
Suggest Corrections
0
Similar questions
Q.
Heats of combustion of
C
H
4
,
C
2
H
6
,
C
2
H
4
and
C
2
H
2
is
−
212.8
,
−
373.0
,
−
337.0
and
−
310.5
k
c
a
l
respectively at the same temperature. The best fuel among these gases is:
Q.
K
p
values for,
C
2
H
4
+
H
2
⇌
C
2
H
6
, is
5
×
10
18
a
t
m
−
1
and
K
p
for,
C
2
H
2
+
H
2
⇌
C
2
H
4
, is
5
×
10
26
a
t
m
−
1
at
50
. If
K
p
for :
2
H
2
+
C
2
H
2
⇌
C
2
H
6
is
x
×
10
45
, then
10
x
is__________.
Q.
Calculate the enthalpy of hydrogenation for the reaction ,
C
2
H
4
+
H
2
⟶
C
2
H
6
. Given that the enthalpy of combustion of Ethane is
C
2
H
4
;
C
λ
H
6
.
&
H
2
a
r
e
−
140.1
K
g
,
−
1550
K
g
&
−
286.0
K
g
|
m
o
l
Q.
C
2
H
4
+
H
2
N
i
/
P
d
−
−−−
→
C
2
H
6
,
name of this reaction is:
Q.
Choose the correct answer from the four alternatives given in the brackets:
Alkanes have the general formula
C
n
H
2
n
+
2
. The molecular formula of the first hydrocarbon is ______.
(
C
H
4
,
C
2
H
4
,
C
2
H
6
,
C
2
H
2
)
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