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Tardigrade
Question
Chemistry
Two isomeric ketone, pentan-3-one and pentan-2-one can be distinguished by
Q. Two isomeric ketone, pentan-3-one and pentan-2-one can be distinguished by
2116
219
NTA Abhyas
NTA Abhyas 2020
Aldehydes Ketones and Carboxylic Acids
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A
I
2
/
N
a
O
H
only
39%
B
N
a
S
O
3
H
only
11%
C
NaCN/HCl
9%
D
Both A and B
41%
Solution:
(i) This will not give iodoform test
(ii) It will not give adduct with
N
a
S
O
3
H
due to steric hinderance
(i) This will give iodoform test
(ii) This will form adduct with
N
a
S
O
3
H
