Trend in the reactivity of halogens Animation Play

Trends in some properties of elements in the periodic table Animation Play

Types of bond Whiteboard exercise Play

Types of forces Student activity Play

Typical composition of cast iron Illustration Play

Units of measurement in biology Simulation Play

Units of measurement in biology Student activity Play

Uses of light emitted by atoms Animation Play

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

Valence bond theory Whiteboard exercise Play

Valence bond theory (1) Student activity Play

Valence bond theory (2) Student activity Play

Valence-shell electron-pair repulsion theory (VSEPR theory) Student activity Play

Valence-shell electron-pair repulsion theory (VSEPR theory) Whiteboard exercise Play

Variable oxidation states – chromium Student activity Play

Variable oxidation states – iron and copper Whiteboard exercise Play

Variable oxidation states – iron and copper Student activity Play

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

Variation of electronegativity within a group Student activity Play

Water Student activity Play

Water as ligand Animation Play

Water molecules Whiteboard exercise Play

What are allotropes? Student activity Play

What is bond dissociation enthalpy? Animation Play

What is cracking? Student activity Play