Haloalkanes and Haloarenes - Result Question 21
####21. Reactivityorder of halides for dehydrohalogenation is
[2002]
(a)
(b)
(c)
(d)
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Solution:
- (b) The order of atomic size of halogens decrease in the order
i.e on moving down a group atomic size increases. Further the bond length of
and hence the bond dissociation energy decreases in the order
hence
