At the end of this activity, students should be able to: û discuss the formation of covalent bonds û indicate which elements form covalent bonds û explain the terms: Lewis dot-and-cross diagrams, structural formula and molecular formula û name the non-metals that occur in nature in the form of diatomic molecules û illustrate simple diatomic molecules using molecular formulae, structural formulae and Lewis diagrams û explain how multiple bonds are formed.

Originally released by Learnetic, 2016.