Tardigrade
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Tardigrade
Question
Chemistry
In this reaction CH3CHO+HCN arrow CH3CH(.OH.)CN oversetH O H arrow CH3CH(.OH.)COOH a symmetric centre is generated. The acid obtained would be
Q. In this reaction
C
H
3
C
H
O
+
H
CN
→
C
H
3
C
H
(
O
H
)
CN
→
H
O
H
C
H
3
C
H
(
O
H
)
COO
H
a symmetric centre is generated. The acid obtained would be
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NTA Abhyas
NTA Abhyas 2022
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A
D-isomer
B
L-isomer
C
50% D + 50% L-isomer
D
20% D + 80% L-isomer
Solution:
Lactic acid
(
C
H
3
C
H
(
O
H
)
COO
H
)
is an optically active compound due to the presence of asymmetric carbon atom. It exists in D- and L-form, the ratio of which is found to be (1:1), i.e., a racemic mixture is obtained.