Alkyl Halides - Result Question 29
####29. The order of reactivities of the following alkyl halides for a $S _N 2$ reaction is-
$(2000,1 M)$
(a) $RF>RCl>RBr>RI$
(b) $RF>RBr>RCl>RI$
(c) $R Cl>R Br>R F>R I$
(d) $R I>R Br>R Cl>R F$
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Answer:
Correct Answer: 29. (d)
Solution:
- If alkyl groups are same, the order of leaving ability of halides in $S _N 2$ reaction is
$$ R I>R Br>R Cl>R F $$
