Example of Polyhalogen Compounds are: (1) Trichloromethane (Chloroform) : CHCL<sub>3</sub> (2) Triiodo methane (Iodoform) : CHI<sub>3</sub> (3) Benzene Hexachloride (BHC) : C<sub>6</sub>H<sub>6</sub>Cl<sub>6</sub> (4) Dichloroethane : CH<sub>3</sub>CHCl<sub>2</sub>