Reaction of sodium with water Animation Play

Reaction of transition metals with hydrochloric acid Animation Play

Reaction rate Student activity Play

Reactions between Group 1 and 2 metals and water Student activity Play

Reactions between halogens and metals Student activity Play

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 gases Student activity Play

Real gases Animation Play

Real gases Animation Play

Real gases Whiteboard exercise Play

Recycling of aluminium Slideshow Play

Recycling of steel Slideshow 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