Benzene and Alkyl Benzene - Result Question 28

32. Toluene, when treated with $Br _2 / Fe$, gives $p$-bromotoluene as the major product because the $CH _3$ group

$(1999,3 M)$

(a) is para-directing

(b) is meta-directing

(c) activates the ring by hyperconjugation

(d) deactivates the ring

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Answer:

Correct Answer: 32. (a, c)

Solution:

alt text

$-CH _3$ in toluene is para directing group.It activates the ring by both inductive and hyperconjugation effect.