Hydrocarbons - Result Question 24
7. Consider the following reaction

Identify the structure of the major product $X$
(2002, 3M)
(a) $H _3$
(b) $H _3 C-\underset{\text { D }}{CH}-\underset{CH _3}{\dot{C}-}-CH _3$
(c) $H _3$
(d) $H _3 C-\dot{C} H-\underset{CH _3}{CH}-CH _3$
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Answer:
Correct Answer: 7. (b)
Solution:
Bromination is highly selective, occurs at the carbon where the most stable free radical is formed:
(a tertiary free radical)