Good and bad: fats; alcohol and salt Illustration Play

Grouping Student activity Play

Haemoglobin – the most common respiratory pigment Whiteboard exercise Play

Haemoglobin – the most common respiratory pigment Student activity Play

Hardness of water Animation Play

Hardness of water Student activity Play

Highest common factor Whiteboard exercise Play

Highest common factor Student activity Play

Homogeneous and heterogeneous mixtures Whiteboard exercise Play

How acids react with bases Student activity Play

How acids react with carbonates Student activity Play

How to establish the formulae of salts Student activity Play

How to establish the formulae of salts Whiteboard exercise Play

Hydrolysis of amides Animation Play

Hydrolysis of salts in water solution Animation Play

Importance of quaternary ammonium salts Animation Play

Infinite convergent geometric series Whiteboard presentation Play

Infinite convergent geometric series Class activity 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

Ionic bond in sodium chloride Student activity Play

Ionic dissociation of salts Whiteboard exercise Play

Ionic dissociation of salts Whiteboard exercise Play

Ionic dissociation of salts Student activity Play

Iron, the most common metal Student activity Play