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

Trigonometric functions in nature Animation Play

TV screens Whiteboard exercise Play

Types of gas changes Student activity Play

Using mean bond enthalpies in calculations. Part 1 Student activity Play

Using the diagrams in real life Whiteboard exercise Play

Using the information included in the periodic table Whiteboard exercise Play

Valence electrons Animation Play

Variable oxidation states – iron and copper Student activity Play

Variable oxidation states – manganese Student activity Play

Variable oxidation states – manganese Whiteboard exercise Play

Variation of electronegativity across a period Simulation Play

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

Variation of electronegativity across a period (2) Student activity Play

Variation of electronegativity within a group Student activity Play

Water and ice at equilibrium Animation Play

Water solutions of sulphuric acid and sulphurous acid Whiteboard exercise Play

Weight Class activity Play

What affects refraction? Whiteboard exercise Play

What affects refraction? Student activity Play

What affects refraction? Simulation Play

Why does the electronegativity change across a period? Animation Play

Why don't solids change their shape spontaneously? Animation Play

Why ecosystems change Slideshow Play

Work and change in potential energy Animation Play