The states of substances at room temperature Whiteboard exercise Play

The transfer of energy Animation Play

The tyres in summer and in winter Animation Play

Uses of transition metal complexes Student activity Play

Using mean bond enthalpies in calculations. Part 2 Student activity Play

Variable oxidation states – chromium Whiteboard exercise Play

Variable oxidation states – chromium Student activity Play

Variable oxidation states – iron and copper Student activity Play

Variable oxidation states – iron and copper Whiteboard exercise Play

Variable oxidation states – manganese Student activity Play

Variable oxidation states – manganese Whiteboard exercise Play

Variable oxidation states – vanadium, cobalt, nickel and zinc Student activity Play

Variable oxidation states – vanadium, cobalt, nickel and zinc Whiteboard exercise Play

Water in a container Animation Play

Water in different states Slideshow Play

Water, nitrogen and lead Slideshow Play

Wetting and meniscus Whiteboard exercise Play

Wetting and meniscus Student activity Play

Wetting of the sides of a container Animation Play

What affects the colour of transition metal compounds Animation Play

What are gases? Animation Play