Question

How will you bring about the following conversion in not more than two steps?

Ethene to Bromoethene

Answer 1

\[\ce{\underset{Ethene}{CH2 = CH2} ->[Br2][CCl4]\underset{1,2-Dibromoethane}{BrH2C - CH2Br} ->[alc{.} KOH (one{.} eq{.}), Δ][-KBr]\underset{Bromoethene}{H2C = CHBr}}\]