Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Decreasing order of reactivity of the following compounds in the Williamson's ether synthesis is
(i) 
(ii) 
(iii) 
(iv) 
A
(ii) 
(iv) 
(iii) 
(i)
(iv) (iii) (i)
B
(i) 
(ii) 
(iii) 
(iv)
(ii) (iii) (iv) C
(iv) 
(iii) 
(ii) 
(i) 
(iii) (ii) (i)
D
(ii) 
(iii) 
(iv) 
(i)
(iii) (iv) (i)
Text Solution
Verified by ExpertsThe correct answer is:
D
Williamson's ether synthesis occur through 
mechanism. Option (i) is least stable due to steric hinderance of tertiary alkyl group. Therefore, the decreasing order of reactivity is (ii) 
(iii) 
(iv) 
(i).
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