Question

Which formula represents the product of the addition reaction between ethene and chlorine, cl2?

Answer 1

Answer: C2H4Cl2

Explanation: It is an example for Electrophilic Addition of Alkene and Addition of Halogen to alkene is trans Addition. That means both cl atoms add on opposite sides of double bond.

CH2=CH2 + Cl2 ------> ClCH2-CH2Cl

Answer 2

dichlorocthane (ethylene dichloride)
C2H4Cl2
The chlorination of ethylene in the liquid phase to form

trichloroethane (also known as methyl chloroform)
C2H3Cl3