The haemoglobin dissociation curve Whiteboard exercise Play

The importance of mineral ions Student activity Play

The ionic notation of reaction Animation Play

The reaction between acids and ammonia Student activity Play

The strength of carbon–carbon bond Animation Play

The strongest organic base Animation Play

Triprotic acids Slideshow Play

Water solutions of certain metal salts are acidic Animation Play

Weak acids and weak bases Whiteboard presentation Play

Weak acids and weak bases Class activity Play

What is bond dissociation enthalpy? Animation Play

Why are compounds containing the –COOH group called acids? Student activity Play

Why are compounds containing the –COOH group called acids? Whiteboard exercise Play

Why are water solutions of metal salts usually acidic? Animation Play

Why two acids or bases of equal concentrations may have different pHs Student activity Play