Reactions between metal halides and concentrated sulphuric acid Student activity Play

Reactions between metal halides and sulphuric acid Animation Play

Reactions between Period 3 elements and water Whiteboard exercise Play

Reactions between Period 3 elements and water (2) Student activity Play

Reactions in the gas phase Animation Play

Reactions in the gaseous phase Student activity Play

Reactivity of halogens Student activity Play

Real and apparent positions Simulation Play

Real gases Animation Play

Real gases Student activity Play

Real gases Whiteboard exercise Play

Real gases Animation Play

Recycling of aluminium Slideshow Play

Recycling of steel Slideshow Play

Reflection of light Whiteboard presentation Play

Reflection of light Class activity Play

Refraction of light Student activity Play

Relationship between gas volume and pressure Animation Play

Relationship between Kp and Kc Student activity Play

Relative abundance of isotopes and mass spectra Student activity Play

Renewable and non-renewable sources of energy Student activity Play

Renewable energy resources Student activity Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Whiteboard exercise Play