Reaction of concentrated sulphuric(VI) acid with copper Whiteboard exercise Play

Reactions occurring on the surface of a solid catalyst Student activity Play

Recognising oxidising and reducing agents Student activity Play

Recognising oxidising and reducing agents Whiteboard exercise Play

Recycling of steel Slideshow Play

Redox titration Whiteboard exercise Play

Removal of heavy metals from the environment Slideshow Play

Sample food chains Illustration Play

Silver halides in photography Student activity Play

Solid substances as catalysts in reactions in the gaseous phase Animation Play

Solubility Student activity Play

Solutions Student activity Play

Specific gravity of substance Animation Play

Specific heat capacity Student activity Play

Specific heat capacity Simulation Play

Standard enthalpies of combustion for selected substances Chart Play

Standard enthalpy of combustion Student activity Play

Structure and properties of chlorodibenzodioxins Animation Play

Structure of oxides Student activity Play

Substance and its properties Slideshow Play

Substance R5/ 21 Whiteboard exercise Play

Substance S17/ 49 Whiteboard exercise Play

Sulphur dioxide and acid rain Student activity Play

Symbols for hazardous substances Whiteboard exercise Play

Symbols for hazardous substances Student activity Play