Electrostatic forces in the crystal lattice of metals Animation Play

Elements Student activity Play

Elements of Group 17 Student activity Play

Elements of Group 17 Whiteboard exercise Play

Energy transfer by convection Whiteboard exercise Play

Energy transformations in an electrical circuit Student activity Play

Enthalpy of hydration Student activity Play

Entropy Student activity Play

Example of a displacement reaction Slideshow Play

Factors affecting the lattice enthalpy Animation Play

Finding an expression for the nth term of a sequence Student activity Play

Fool's gold Whiteboard exercise Play

Free energy change and the solubility of ionic compounds Student activity Play

Free energy change and the solubility of ionic compounds Illustration Play

Gases, liquids and solids Class activity Play

Gases, liquids and solids Whiteboard presentation Play

Graphite Animation Play

Group trends Whiteboard exercise Play

Group trends Student activity Play

Half-equations Student activity Play

Heating Animation Play

How does a crystal of sodium chloride form? Animation Play

Ionic bond in sodium chloride Student activity Play

Ionic crystals Whiteboard exercise Play

Ionic crystals Student activity Play