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Byju's Answer
Standard XII
Chemistry
Stereoisomerism
Which of the ...
Question
Which of the following compounds contains a pseudo-asymmetric carbon atom?
A
C
H
3
C
|
B
r
H
C
|
B
r
H
C
|
B
r
H
2
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B
C
H
3
C
|
B
r
H
−
C
|
O
H
H
−
C
|
B
r
H
C
H
3
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C
C
H
3
C
|
O
H
H
C
|
B
r
H
C
|
B
r
H
C
H
3
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D
C
H
3
C
|
B
r
H
C
|
O
H
H
C
|
C
l
H
C
H
3
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Solution
The correct option is
B
C
H
3
C
|
B
r
H
−
C
|
O
H
H
−
C
|
B
r
H
C
H
3
The compound of option (B) contains a pseudo-asymmetric carbon atom.
It is marked with asterisk.
C
H
3
−
C
|
B
r
H
−
∗
C
|
O
H
H
−
C
|
B
r
H
−
C
H
3
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1
Similar questions
Q.
C
H
3
−
C
|
H
C
l
−
C
|
H
B
r
−
C
|
H
O
H
−
C
H
3
The IUPAC name of the compound is
Q.
Which of the following compounds will give racemic mixture of nucleophilic substitution by
O
H
−
ion?
(i)
C
H
3
−
C
H
|
C
2
H
5
−
B
r
(ii)
C
H
3
−
B
r
|
C
|
C
2
H
5
−
C
H
3
(iii)
C
H
3
−
C
H
|
C
2
H
5
−
C
H
2
B
r
Q.
Select the member of each pair that shows faster rate of
S
N
2
reaction with
K
I
in acetone.
(a)
C
H
3
−
C
H
2
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
∣
C
H
3
−
C
H
2
−
C
l
(
I
)
(
I
I
)
(b)
C
H
3
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
2
−
C
H
2
−
B
r
(
I
)
(
I
I
)
(c)
C
H
3
−
C
H
∣
C
H
3
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
3
∣
C
∣
C
H
3
−
C
H
2
C
l
(
I
)
(
I
I
)
(d)
C
H
3
−
C
H
2
−
C
H
2
−
B
r
∣
C
H
−
C
H
3
a
n
d
C
H
3
−
C
H
3
∣
C
H
−
C
H
2
−
B
r
∣
C
H
−
C
H
3
(
I
)
(
I
I
)
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
Q.
Which of the following compounds will given racemic mixture on nucleophilic substitution by
O
H
⊖
ion?
(a)
C
H
3
−
C
H
|
C
2
H
5
−
B
r
(b)
C
H
3
−
B
r
|
C
|
C
2
H
5
−
C
H
3
(c)
C
H
3
−
C
H
|
C
2
H
5
−
C
H
2
B
r
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