Alkyl Halides and Aryl HalidesHard
Question
Arrange these compounds in order of increasing SN2 reaction rate :
(I)
(II)
(III)
(IV) 
(I)
(II)
(III)
(IV) 
Options
A.III < I < II < IV
B.III < II < I < IV
C.IV < III < I < II
D. III < IV < I < II
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