Consider the following haloakanes 1 `CH_(3)F 2 CH_(3)Cl 3 CH_(2)Br 4 CH_(3)I` The increasing order of reactivity in nucelophilic subsittution reaction
Consider the following haloakanes
1 `CH_(3)F 2 CH_(3)Cl 3 CH_(2)Br 4 CH_(3)I`
The increasing order of reactivity in nucelophilic subsittution reaction is
A. `1 lt 2 lt 4 lt 3`
B. `1 lt 2 lt 3 lt 4`
C. `1 lt 3 lt 2 lt 4`
D. `4 lt 3 lt 2 lt 1`
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Correct Answer - B
The rate of nucleophilic substituion reaction depends upon the strenght of C-X bond. Strongerthe C-X bond. The lesser will be its reactivity. Strenght of C-X bond depends upon the atomic size of halogen atom, which increases in the order `Flt Cl lt Br lt I`.
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