Abundance of the elements in the crust and in the whole Earth Animation Play

Acidic oxides Animation Play

Acids and alkalis Class activity Play

Alkali metals Student activity Play

Alternatives to artificial fertilisers Illustration Play

Aluminium oxide has many faces Slideshow Play

Amphoteric properties of aluminium oxide Animation Play

Application of potassium hydroxide Slideshow Play

Atomic number Student activity Play

Atomic number Whiteboard exercise Play

Atomic radii Student activity Play

Atomic radii of alkali metals Animation Play

Atomic radii of alkali metals Slideshow Play

Basic oxides Animation Play

Basic properties of alkali metal oxides Animation Play

Buffering action Whiteboard exercise Play

Buffering action Student activity Play

Changes in the ionisation energy down the group Animation Play

Changes in the properties of the oxides of Period 3 Whiteboard exercise Play

Chemical elements that make up black soil Illustration Play

Chemical energy sources Student activity Play

Chemical properties of oxides Whiteboard exercise Play

Chemical properties of oxides Student activity Play

Chlorine and sulphur oxides Animation Play

Collecting hydrogen gas Animation Play