Formula of potassium oxide Animation Play

General equation for the reaction of acids with metals Whiteboard exercise Play

Groups in the periodic table Student activity Play

Half-reactions Animation Play

Halogen lights Illustration Play

Heating of mercury(II) oxide Animation Play

Homogeneous catalysis Student activity Play

How acids react with bases Student activity Play

How acids react with metals Student activity Play

How do metals react with oxygen? Slideshow Play

How metals react with acids Student activity Play

How metals react with oxygen Student activity Play

How metals react with water Student activity Play

Hydrolysis of oxides Animation Play

Investigating the behaviour of copper in a solution of a zinc salt Animation Play

Investigating the behaviour of zinc in a solution of a copper salt Animation Play

Investigating the electrical conductivity of solid and molten zinc chloride Animation Play

Ionisation enthalpy and electron affinity Student activity Play

Iron extraction Student activity Play

Least useful chemical reactions Student activity Play

Limestone scenery Illustration Play

Macro-elements; trace elements and ultra-trace elements Slideshow Play

Macroelements Student activity Play

Magnesium oxide Student activity Play

Magnesium oxide Illustration Play