Reaction between copper sulphate and sodium hydroxide Animation Play

Reaction between metals and acids Student activity Play

Reaction between metals and acids Simulation Play

Reaction between zinc and a solution of copper sulphate Animation Play

Reactions between acids and metals Student activity Play

Recognising oxidising agents Student activity Play

Reflecting of light Animation Play

Relative atomic mass Student activity Play

Seawater Slideshow Play

Selected alloys Whiteboard exercise Play

Silver and gold coins Whiteboard exercise Play

Silver halides in photography Student activity Play

Silver nitrate Slideshow Play

Soil as a source of minerals Student activity Play

Solubility of salts Student activity Play

Solubility of silver halides Whiteboard exercise Play

Solubility of silver halides in aqueous ammonia solution Animation Play

Solutions Student activity Play

Sorting metals by their reactivity with oxygen Whiteboard exercise Play

Specific gravity Student activity Play

Standard enthalpy of formation Animation Play

Standard enthalpy of formation Student activity Play

Statements about extraction of metals Whiteboard exercise Play

Sterilization and disinfection Student activity Play

Sterilization and disinfection Whiteboard exercise Play