Properties of sodium, chlorine and sodium chlorides Chart Play

Properties of solids Student activity Play

Properties of solids: a microscopic view Animation Play

Properties of the noble metals Animation Play

Properties of titanium Animation Play

Pumping an (inner) tube Whiteboard exercise Play

Quadratic model Student activity Play

Quadratic model Whiteboard exercise Play

Quartile coefficient of skewness Student activity Play

Rates of change Whiteboard presentation Play

Rates of change Class activity Play

Reactants and products Whiteboard exercise Play

Reaction of sodium with water Animation Play

Reaction yields Student activity Play

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

Reagents, reactants and products Student activity Play

Real and apparent positions Simulation Play

Relationship between the period of revolution and the orbital radius Illustration Play

Relative atomic mass Student activity Play

Resonance Student activity Play

Resonance Whiteboard exercise Play

Reversible and irreversible reactions Student activity Play

Rocky planet Chart Play

Rocky planets and gas giants Whiteboard exercise Play

Salts of strong acids and weak bases Whiteboard exercise Play