Acids and alkalis Class activity Play

Acylation Animation Play

Addition of elements to alkenes Student activity Play

Addition of hydrogen bromide to ethene Whiteboard exercise Play

Addition of hydrogen chloride to ethene Animation Play

Addition of hydrogen cyanide Whiteboard exercise Play

Addition of hydrogen cyanide Student activity Play

Addition of hydrogen cyanide Animation Play

Addition of hydrogen – hydrogenation Animation Play

Addition reaction – hydrogenation Student activity Play

Addition reactions in alkenes – reaction with bromine Simulation Play

Addition reactions in alkenes – reaction with bromine Student activity Play

Additional information contained in chemical equations Student activity Play

Additional information contained in chemical equations Animation Play

Algebraic method Animation Play

Alkanes Student activity Play

Alkyl groups Student activity Play

Alkyl groups as side substituents Animation Play

Ammonia Animation Play

Ammonia Student activity Play

Ammonia molecule Illustration Play

Antiparticles Animation Play

Antiparticles – matter and antimatter Student activity Play

Applications of hydrogen Illustration Play

Arrangement of chemical elements in the periodic table Student activity Play