1,1-dichloroethane Animation Play

1-chloropropane Animation Play

2-chloropropane Animation Play

A comparison of the properties of C–C bonds and C=C bonds Animation Play

A diagram of the formation of carbon-14 and its cycle in the atmosphere Illustration Play

A double bond in ethene Animation Play

A molecule of ethene Animation Play

A molecule of methanamine Animation Play

A stable configuration of carbon atom Animation Play

A triple bond in ethyne Animation Play

Abiotic factors Slideshow Play

Absolute values of entropy Student activity Play

Abundance of chemical elements in nature Student activity Play

Abundance of elements in nature Slideshow Play

Acid dissociation constant and pH (1) Student activity Play

Acid rain Student activity Play

Acids and alkalis Class activity Play

Addition of hydrogen chloride to ethene Animation Play

Addition reactions in alkenes – reaction with bromine Student activity Play

Addition reactions in alkenes – reaction with bromine Simulation Play

Air Whiteboard presentation Play

Air Class activity Play

Algebraic method Animation Play

Algorithm of the equation for hydrocarbon combustion Animation Play

Alkadienes and cycloalkenes Student activity Play