Electronegativity and the size of the atom Animation Play

Elements of Period 3 of the periodic table Student activity Play

Elements that form covalent bonds Animation Play

Energy diagram Animation Play

Energy levels in a solid body Whiteboard exercise Play

Establishing the formula of a compound Animation Play

Formation of a covalent bond between identical atoms Animation Play

Formation of anions from non-metals Student activity Play

Formation of cations by metals of Group 1 Animation Play

Formula of potassium oxide Animation Play

Formulae and nomenclature of ionic compounds Student activity Play

Group 1 Animation Play

Group 1 elements Animation Play

Group 17 Animation Play

Group 18 Animation Play

Group trends Student activity Play

Group trends Animation Play

Groups in the periodic table Student activity Play

How to find the valence of an element from the periodic table Animation Play

Hybridisation in boron trifluoride molecule Animation Play

Hybridisation in methane molecule Animation Play

Hybridisation involving d orbitals Student activity Play

Hydrogen molecule Animation Play

Hydrogen sulphide Animation Play

Insulator Illustration Play