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Tardigrade
Question
Chemistry
The order of reactivity of the following alcohols towards conc. HCl is
Q. The order of reactivity of the following alcohols towards conc.
H
Cl
is
1640
267
Alcohols Phenols and Ethers
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A
I
>
II
>
III
>
I
V
B
I
>
III
>
II
>
I
V
C
I
V
>
III
>
II
>
I
D
I
V
>
III
>
I
>
II
Solution:
The order of reactivity depends upon the stability of carbocations formed. The relative stability of the carbocations follows the order:
P
h
C
+
H
2
>
C
H
3
C
+
H
C
H
3
>
FC
H
2
C
H
2
C
+
H
C
H
3
>
FC
H
2
C
+
H
C
H
3
Therefore, the order of reactivity of corresponding alcohols follows the order :
(
I
V
>
III
>
II
>
I
)
