Arrange the following compounds in the decreasing order of reactivity with NBS ( N -bromosuccinimide).
(i) $C_{6} H_{5} - CH_{3}$ (ii) $C_{6} H_{5} - CH_{2} - CH_{2} - CH_{3}$
(iii) $C_{6} H_{5} - CH_{2} - CH = CH_{2}$ (iv)

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Question

Arrange the following compounds in the decreasing order of reactivity with NBS ( N -bromosuccinimide).

(i) $C_{6} H_{5} - CH_{3}$ (ii) $C_{6} H_{5} - CH_{2} - CH_{2} - CH_{3}$

(iii) $C_{6} H_{5} - CH_{2} - CH = CH_{2}$ (iv)

Select the correct answer from the codes given below

TestHub · Accepted Answer

The correct order is decided by the stability of the free radical formed as intermediate.

Chemistry - Halogen Derivative Question with Solution | TestHub