Changes in the first ionisation energy across Period 3 Illustration Play

Changes in the ionisation energy across a period Animation Play

Changes in the ionisation energy down the group Animation Play

Characteristics of living organisms Student activity Play

Chemical bonds and intermolecular forces Animation Play

Chemical energy Student activity Play

Chemical energy Whiteboard exercise Play

Chemical energy sources Student activity Play

Chemical energy sources Student activity Play

Chemical energy sources Whiteboard exercise Play

Chemical energy – the energy of chemical bonds Whiteboard exercise Play

Chemical energy – the energy of chemical bonds Student activity Play

Chemical reduction Animation Play

Chlorination of methane Animation Play

Chloroplasts and chlorophyll in the process of photosynthesis Student activity Play

Circuit diagrams Illustration Play

Circulation of energy Slideshow Play

Collision Animation Play

Collision theory Whiteboard presentation Play

Collision theory Class activity Play

Collisions Class activity Play

Collisions Whiteboard presentation Play

Colour of complex ions Student activity Play

Coloured organic compounds Animation Play

Colours of metal compounds: d-block elements Whiteboard exercise Play