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Byju's Answer
Standard XII
Chemistry
Synthetic Dyes
What is X i...
Question
What is
X
in the following reaction?
C
2
H
5
C
l
+
X
→
C
2
H
5
O
H
+
K
C
l
A
K
H
C
O
3
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B
alc.
K
O
H
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C
aq.
K
O
H
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D
K
2
C
O
3
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Solution
The correct option is
A
aq.
K
O
H
C
2
H
5
−
C
l
+
K
O
H
a
q
u
e
o
u
s
→
C
2
H
5
−
O
H
+
K
C
l
Alc.
K
O
H
is a dehydrohalogenating agent and it forms an alkene.
It's a basic preparation method for alkyl alcohol, in this process alkyl halide converts into alcohol in presence of aqueous
K
O
H
/
N
a
O
H
.
Option C is correct.
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Similar questions
Q.
In the following sequence of reaction:
C
H
2
C
H
2
C
H
2
B
r
K
O
H
(
a
l
c
)
−
−−−−−
→
(
A
)
H
B
r
−
−−
→
(
B
)
K
O
H
(
a
q
)
−
−−−−−
→
(
C
)
.
Q.
Alkene can be prepared from alkyl halide by the following reagent
R
−
X
+
N
¯
u
→
A
l
k
e
n
e
+
N
u
H
Q.
In the following sequence of reactions,
C
H
3
C
H
2
B
r
K
O
H
(
a
l
c
)
−
−−−−−−−
→
X
B
r
2
−
−
→
Y
K
O
H
(
a
l
c
)
−
−−−−−−−
→
Z
,
Z
i
s
Q.
The reaction,
KOH
(
aq
)
+
HCl
(
aq
)
→
KCl
(
aq
)
+
H
2
O
(
l
)
is an example of a double displacement reaction.
Q.
56.0
g
K
O
H
,
138.0
g
K
2
C
O
3
and
100.0
g
K
H
C
O
3
is dissolved in water and the solution is made
1
L
.
10
mL of this stock solution is titrated with
2.0
M
K
C
l
. Which of the following statements is/are correct?
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