Reaction of sodium, magnesium and aluminium with water Animation Play

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

Reactions between Period 3 elements and water (1) Student activity Play

Reactions of sugars Student activity Play

Recycling Slideshow Play

Reversible and irreversible reactions Student activity Play

Reversible processes Whiteboard exercise Play

Rock cycle Student activity Play

Selected physical properties of oxides Chart Play

Sentences about energy transfer Whiteboard exercise Play

Separating mixtures Student activity Play

Separating mixtures Whiteboard presentation Play

Separating mixtures Class activity Play

Shaping addition polymers Animation Play

Simple and giant molecular solids Whiteboard presentation Play

Simple and giant molecular solids Class activity Play

Simple ways of separating mixtures Animation Play

Solid-liquid equilibrium Animation Play

Solid-liquid phase change Whiteboard exercise Play

Solid-liquid phase change Student activity Play

Solid-vapour equilibrium Whiteboard exercise Play

Solid-vapour equilibrium Student activity Play

Spontaneous changes and probability Student activity Play

Stability of the spatial structure of DNA Student activity Play

Standard enthalpy of formation Student activity Play