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Byju's Answer
Standard XII
Chemistry
Introduction to E2 Mechanism
CH3-CHBr-CH3 ...
Question
C
H
3
−
C
H
(
B
r
)
−
C
H
3
a
l
c
.
K
O
H
−
−−−−−
→
A
H
B
r
−
−−−−
→
p
e
r
o
x
i
d
e
B
N
a
I
−
−−−
→
a
c
e
t
o
n
e
C
The compound
C
is:
A
C
H
3
−
C
H
2
−
C
H
2
−
I
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B
C
H
3
−
C
H
(
I
)
−
C
H
3
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C
C
H
3
−
C
H
I
−
C
H
2
−
I
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D
C
H
3
−
C
H
=
C
H
−
I
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Solution
The correct option is
A
C
H
3
−
C
H
2
−
C
H
2
−
I
This process is used to form alkyl iodide as a product.
Alcohol
K
O
H
is dehydrohalogenating agent and peroxide is used to form anti-markovnikov product.
C
H
3
−
C
H
B
r
−
C
H
3
a
l
c
.
K
O
H
−
−−−−
→
C
H
3
−
C
H
=
C
H
2
H
B
r
−
−−−−
→
p
e
r
o
x
i
d
e
C
H
3
C
H
2
C
H
2
B
r
N
a
l
−
−−−
→
a
c
e
t
o
n
e
C
H
3
C
H
2
C
H
2
I
Option A is correct.
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Similar questions
Q.
Which reagent is the most useful for distinguishing compound I from the rest of the compounds?
C
H
3
−
C
H
2
C
≡
C
H
(
I
)
C
H
3
−
C
≡
C
−
C
H
3
(
I
I
)
C
H
3
−
C
H
2
−
C
H
2
−
C
H
3
(
I
I
I
)
C
H
3
−
C
H
=
C
H
2
(
I
V
)
Q.
Pick out the correct reactions:
A
.
C
H
3
−
C
H
=
C
H
2
+
H
C
l
⟶
C
H
3
−
C
|
C
l
H
−
C
H
3
B
.
C
H
3
−
C
H
=
C
H
2
+
H
B
r
⟶
C
H
3
−
C
H
2
−
C
H
2
B
r
C
.
C
H
3
−
C
H
=
C
H
2
+
H
B
r
p
e
r
o
x
i
d
e
−
−−−−
→
C
H
3
−
C
H
2
−
C
H
2
−
B
r
D
.
C
H
3
−
C
H
=
C
H
2
+
H
I
p
e
r
o
x
i
d
e
−
−−−−
→
C
H
3
−
C
|
I
H
−
C
H
3
Q.
Identify the type of the following reaction of carbon compounds.
a. CH
3
-CH
2
-CH
2
-OH → CH
3
-CH
2
-COOH
b. CH
3
-CH
2
-CH
3
→ 3CO
2
+ 4H
2
O
c. CH
3
-CH = CH -CH
3
+ Br
2
→ CH
3
-CHBr - CHBr -CH
3
d. CH
3
-CH
3
+ Cl
2
→ CH
3
-CH
2
-Cl + HCl
e. CH
3
-CH
2
-CH
2
-CH
2
-OH → CH
3
-CH
2
-CH=CH
2
+ H
2
O
f. CH
3
-CH
2
-COOH + NaOH → CH
3
-CH
2
-COO - Na
+
+ H
2
O
g. CH
3
-COOH + CH
3
-OH → CH
3
-COO- CH
3
+ H
2
O
Q.
IUPAC name of given compound:
C
H
3
−
C
H
2
−
C
H
2
−
C
H
2
−
C
H
|
C
H
3
−
C
|
C
H
3
−
C
H
3
−
C
H
2
−
C
H
3
|
C
H
−
C
H
2
−
C
H
2
−
C
H
2
−
C
H
3
Q.
Find out the order of stability between
(
A
)
C
H
3
−
C
H
2
−
C
|
B
r
H
−
+
C
H
−
C
H
3
(
B
)
C
H
3
−
C
H
2
−
C
|
I
H
−
+
C
H
−
C
H
3
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