Using ΔH°f and ΔH°c to determine standard enthalpies of reaction Student activity Play

UV radiation Animation Play

Valence bond theory Whiteboard exercise Play

Valence bond theory (2) Student activity Play

Vapour pressure and the temperature Animation Play

Variable oxidation states – chromium Student activity Play

Variation of electronegativity across a period (1) Student activity Play

Variation of electronegativity within a group Student activity Play

Voltage Whiteboard exercise Play

Voltage Student activity Play

Voltage Whiteboard exercise Play

Voltage or current? Animation Play

Voltage or current? Student activity Play

Voltage or current? Whiteboard exercise Play

Voltaic cell in everyday life Slideshow Play

Voltaic cells Class activity Play

Voltaic cells Whiteboard presentation Play

Voltaic cells and the reactivity series Student activity Play

Wasted energy Whiteboard exercise Play

Water and ice at equilibrium Animation Play

Water and respiration Student activity Play

Wavelength, frequency and energy of electromagnetic radiation Animation Play

What does chemosynthesis involve? Student activity Play

What does digestion involve? Whiteboard exercise Play

What does digestion involve? Student activity Play