Orbital energy and order of assignment to subshells Student activity Play

Origin of crude oil (1) Student activity Play

Origin of fossil fuels Student activity Play

Other physical and chemical properties of carboxylic acids Student activity Play

Oxidation and reduction reactions Student activity Play

Oxidation and reduction reactions Student activity Play

Oxidation of hydrogen on platinum Animation Play

Oxidation states Animation Play

Oxidation states Student activity Play

Oxidation states Whiteboard exercise Play

Oxidation states of the s-block elements Student activity Play

Oxygen atom and covalent bonding Animation Play

Partial covalent character of ionic bonding Animation Play

Partial pressure and molar fraction Student activity Play

Partial pressure and molar fraction Whiteboard exercise Play

Particle theory and changes in state Student activity Play

Periodic trends Student activity Play

pH and the concentration of hydrogen ions Animation Play

pH and the ionic product of water Student activity Play

pH curves for the titration of strong acids and strong bases Animation Play

pH of ammonia solution Animation Play

pH of strong acids Whiteboard exercise Play

pH of strong acids Student activity Play

pH of strong bases Student activity Play

pH range for colour change of an indicator Animation Play