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Standard XII
Chemistry
Hydrohalogenation of Alkenes
The major pro...
Question
The major product formed when propene reacts with HBr in presence of peroxides is
A
n-propyl bromide
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B
Isopropyl bromide
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C
n-propyl alcohol
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D
1,3-dibromopropane
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Solution
The correct option is
A
n-propyl bromide
C
H
−
C
H
=
C
H
2
+
H
B
r
p
e
r
o
x
i
d
e
−
−−−−
→
C
H
3
−
C
H
2
−
C
H
2
−
B
r
n-propyl bromide
In presence of peroxide addition takes place according to Anti-Markownikoff’s rule and hydrogen atom goes to that carbon atom which is less hydrogenated.
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