Rate of radioactive decay Animation Play

Reaction between metals and acids Student activity Play

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 Whiteboard exercise Play

Recognising oxidising and reducing agents Student activity Play

Redox titration Whiteboard exercise Play

Rutherford's experiment Animation Play

Scintigraphy Slideshow Play

Scintillation counter Student activity Play

Scintillation counter Whiteboard exercise Play

Silver halides in photography Student activity Play

Smoke detector Student activity Play

Smoke detector Animation Play

Smoke detector Whiteboard exercise Play

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

Solubility Student activity Play

Solutions Student activity Play

Sources of radiation Student activity Play

Specific gravity of substance Animation Play

Specific heat capacity Student activity Play

Specific heat capacity Simulation Play

Stable and radioactive isotopes Whiteboard exercise Play

Stable and radioactive isotopes Student activity Play

Standard enthalpies of combustion for selected substances Chart Play