Solubility of salts Student activity Play

Solution of hexaaquairon(III) ions Whiteboard exercise Play

Sources of atmospheric sulphur dioxide Slideshow Play

Stability of fragmentation ions Whiteboard exercise Play

Stability of fragmentation ions Student activity Play

Statements about copper sulphide Whiteboard exercise Play

Strong and weak acids Student activity Play

Strong and weak bases Student activity Play

Structure and function of a capillary Slideshow Play

Structure of erythrocytes Animation Play

Sulphur dioxide and acid rain Student activity Play

Synapses – functioning and importance of junctions between neurones Student activity Play

Testing for ions Class activity Play

Testing for ions Whiteboard presentation Play

Tetrachlorometalate ions Animation Play

The chemical composition of plants Student activity Play

The chemical composition of plants Whiteboard exercise Play

The cytosol Student activity Play

The effects of osmosis on the rate of transpiration Simulation Play

The effects of osmosis on the rate of transpiration Student activity Play

The elements of life Student activity Play

The enthalpy change for the transformation of solid sulphur into gaseous sulphide ions Whiteboard exercise Play

The functions of mineral ions in the organism Whiteboard exercise Play

The importance of mineral ions Student activity Play

The importance of mineral ions Whiteboard exercise Play