Solar energy Simulation Play

Solid substances as catalysts in reactions in the gaseous phase Animation Play

Solid waste Student activity Play

Solubility of salts Student activity Play

Solubility of salts Whiteboard exercise Play

Sources of dioxins Slideshow Play

Sources of heat Whiteboard presentation Play

Sources of heat Class activity Play

Sources of heat Class activity Play

Sources of heat Whiteboard presentation Play

Specificity of enzymes Animation Play

Speed of reaction Simulation Play

Spontaneity of the process Whiteboard exercise Play

Spontaneous changes Animation Play

Spontaneous changes and probability Student activity Play

Stages of the polymerase chain reaction Whiteboard exercise Play

Standard enthalpies of combustion for selected substances Chart Play

Standard enthalpy change Animation Play

Standard enthalpy change Student activity Play

Standard enthalpy change Whiteboard exercise Play

Standard enthalpy change for hydrogenation of ethene Animation Play

Standard enthalpy change. Hess’s law Class activity Play

Standard enthalpy change. Hess’s law Whiteboard presentation Play

Standard enthalpy of atomisation Student activity Play

Standard enthalpy of atomisation Whiteboard exercise Play