Hydrocarbons Question 27
Question: When butene-1 is mixed with excess of bromine, the expected reaction product is [CPMT 1974; BHU 1980]
Options:
A) 1, 2-dibromobutane
B) 1, 1-dibromobutane
C) 2, 2-dibromobutane
D) Perbromobutane
Show Answer
Answer:
Correct Answer: A
Solution:
$ CH_3-CH_2-CH=CH_2+Br_2\to \underset{1,2\text{-dibromo butene}}{\mathop{CH_3-CH_2-\underset{\underset{Br}{\mathop{|}}}{\mathop{CH}}-\underset{\underset{Br}{\mathop{|}}}{\mathop{CH_2}}}} $
BETA
