At the end of this activity, students should be able to: û represent the electron configuration of the elements of Group 17 û explain the formation of halogen molecules û compare the solubility of halogens in water and in hexane and give reasons for the differences û describe the trends in the melting points and boiling points in Group 17 û describe the relationship between the atomic structure and the physical properties of the elements û mention the uses of halogens and their compounds.

Originally released by Learnetic, 2016.