Question
Question: Elimination of bromine from 2-bromobutane result in the formation of...
Elimination of bromine from 2-bromobutane result in the formation of
A
Equimolar mixture of 1 and 2 –butene
B
Predominantly 2-butene
C
Predominantly 1-butene
D
Predominantly 2-butyne
Answer
Predominantly 2-butene
Explanation
Solution
In elimination reaction of alkyl halide major product is obtained according to Saytzeff’s rule, which states that when tow alkenes may be formed, the alkene which is most substituted one predominates.