The flow of chemical energy through the food chain Animation Play

The homologous series of alkanes Animation Play

The homolytic fission of C–C and C–H bond Animation Play

The isomerism of alkanes Animation Play

The octane rating of petrol Whiteboard exercise Play

The octane rating of petrol Student activity Play

The order of organisms in a food chain Whiteboard exercise Play

The passage of electrons through the electron transport chain Animation Play

The passage of electrons through the electron transport chain Student activity Play

The polymerase chain reaction Student activity Play

The products of alkanes combustion Slideshow Play

The reaction of alkanes with halogens Student activity Play

The reaction of alkanes with halogens Whiteboard exercise Play

The stability of a nucleus and the binding energy Animation Play

The structure of alkanes (1) Student activity Play

The structure of alkanes (1) Whiteboard exercise Play

The structure of alkanes (2) Whiteboard exercise Play

The structure of alkanes (2) Student activity Play

Trophic levels – positions in the food chain Whiteboard exercise Play

Trophic levels – positions in the food chain Student activity Play

Types of information from spectroscopy and other analytical techniques Student activity Play

Types of parent hydrocarbons Animation Play

Typical food chain Animation Play

Uses of infra-red spectroscopy Student activity Play

Using the chain rule Whiteboard exercise Play