Molecular structure of substances Animation Play

More complex examples in factorising by completing the square Student activity Play

More complex examples in factorising by completing the square Whiteboard exercise Play

More complex problems involving direct proportionality Whiteboard exercise Play

More complex problems involving direct proportionality Student activity Play

Naming of complex esters Whiteboard exercise Play

Nature of co-ordinate bonding Animation Play

Non-metals Student activity Play

Non-stoichiometric ratio of quantities of reactants Student activity Play

Non-stoichiometric ratio of quantities of reactants Whiteboard exercise Play

Notation and energy diagram Animation Play

Octahedral ammine-metal complexes Animation Play

Other mixtures Student activity Play

Other properties of metals Student activity Play

Other properties of metals Illustration Play

Oxidation of alcohols (1) Student activity Play

Oxidation of nitrogen monoxide by ozone Animation Play

Photochemical decomposition of silver chloride Animation Play

Photography Animation Play

Platinum anti-cancer drugs Animation Play

Polysynaptic reflex arcs Student activity Play

Polysynaptic reflex arcs Whiteboard exercise Play

Position in the periodic table Student activity Play

Position of the transition metals in the periodic table Animation Play

Potential energy diagram for the reaction Animation Play