Acidic properties of ethanoic acid Animation Play

Acid–base reactions in a non-aqueous medium Animation Play

Adding carbonates to acids Animation Play

Adding metals to acids Animation Play

Addition of strong acid to an ammonium buffer Animation Play

Addition of strong base to an ammonium buffer Animation Play

Aerial Animation Play

Aliphatic amines: properties as bases Whiteboard exercise Play

Aliphatic amines: properties as bases Student activity Play

Alkalinity of hydroxides Animation Play

Ammonia water Animation Play

Ammonia – a weak base Animation Play

Amphoteric metal hydroxides Animation Play

An ancient Indian story Animation Play

An example of an exponential inequality Animation Play

Angle in a cone Animation Play

Another base – ammonia Student activity Play

Another base – ammonia Whiteboard exercise Play

Applying a scale Simulation Play

Area of a triangle Whiteboard exercise Play

Area of the region Animation Play

Areas of parallelograms Student activity Play

Areas of various shapes Student activity Play

Aromatic amines Student activity Play

Autoionisation of water Student activity Play