Question

Ethylene (ethene), when reacts with halogens (chlorine and bromine) form saturated products. Name them and write balanced equations.

Answer 1

Chlorine and bromine are added to the double bond of ethene to form saturated ethylene chloride and ethylene bromide, respectively.

\[\begin{array}{cc}
\ce{CH2 = CH2 + Cl2 -> CH2 - CH2}\\
\phantom{....................}|\phantom{.......}|\\
\phantom{....................}\ce{\underset{1, 2-dichloro ethane}{\phantom{.}Cl\phantom{.....}Cl}}
\end{array}\]

\[\begin{array}{cc}
\ce{CH2 = CH2 + Br2 -> CH2 - CH2}\\
\phantom{....................}|\phantom{.......}|\\
\phantom{....................}\ce{\underset{1, 2-dibromo ethane}{\phantom{..}Br\phantom{.....}Br}}
\end{array}\]