Pairs of forces and the equilibrium of forces Whiteboard exercise Play

Periodic motions Animation Play

pH of buffer solutions Student activity Play

Phase Slideshow Play

Phase changes Class activity Play

Phase changes Whiteboard presentation Play

Phosphorus pentachloride Whiteboard exercise Play

Power Whiteboard presentation Play

Power Class activity Play

Power Whiteboard presentation Play

Preparation of esters Student activity Play

Pressure affects reactions occurring in the gas phase Student activity Play

Reaction of aqua ions with carbonates Student activity Play

Reaction of metal ions with alkalis Student activity Play

Reaction with sodium hydroxide Animation Play

Reactions of the carboxyl group Student activity Play

Relationship between Kp and Kc Student activity Play

Resonance structures for benzene Animation Play

Resonance structures of benzene Student activity Play

Resultant force and component forces Animation Play

Resultant moment of forces Animation Play

Reversible reactions and chemical equilibrium Whiteboard presentation Play

Reversible reactions and chemical equilibrium Class activity Play

Rolling down an inclined plane Student activity Play

Rotation versus the position of equilibrium Whiteboard exercise Play