Role of bacteria in the large intestine Slideshow Play

Salts of strong acids and weak bases Student activity Play

Simplifying algebraic fractions – more complex examples Student activity Play

Solving problems involving quadratic equations (1) Whiteboard presentation Play

Solving problems involving quadratic equations (1) Class activity Play

Stability of the metal complexes with multidentate ligands Animation Play

State of chemical equilibrium Animation Play

Storage substances and storage organs in plants Student activity Play

Storage substances in plants Slideshow Play

Structure of metal complexes with multidentate ligands Animation Play

Substituting – a complex problem Whiteboard exercise Play

Substituting – a complex problem Student activity Play

Synthesis of organic compounds in plants Slideshow Play

Synthesis of organic compounds in plants Student activity Play

Testing for photosynthesis Illustration Play

Testing for photosynthesis Student activity Play

Tests for alcohols Whiteboard exercise Play

Tests for alcohols Student activity Play

Tetrachlorometalate ions Animation Play

The addition of hydrogen to alkenes Animation Play

The alimentary canal – structure and functions Student activity Play

The alimentary canal – structure and functions Simulation Play

The chloride ion as a ligand Student activity Play

The co-ordination number in complex Whiteboard exercise Play

The complex structure of matter Animation Play