Halide anions Animation Play

Halogen displacement reactions Student activity Play

Halogen displacement reactions Whiteboard exercise Play

Halogens. Group 17 Whiteboard presentation Play

Halogens. Group 17 Class activity Play

Heavy metals Animation Play

Homolytic fission of non-polar bonds. Free radical reactions Whiteboard exercise Play

Homolytic fission of non-polar bonds. Free radical reactions Student activity Play

How acids react with bases Student activity Play

How acids react with metals Student activity Play

How do cells transfer energy? Student activity Play

How do the uses of a metal depend on its reactivity? Slideshow Play

How does a metal atom combine with a halogen atom? Animation Play

How metals react with acids Student activity Play

How metals react with oxygen Student activity Play

How metals react with water Student activity Play

Hydration of metal ions Animation Play

Hydrogen + hydrogen Student activity Play

Hydrogen + hydrogen Whiteboard exercise Play

Identifying oxidation–reduction reactions Whiteboard exercise Play

Identifying oxidation–reduction reactions Student activity Play

Industrial uses of enzymes Class activity Play

Industrial uses of enzymes Whiteboard presentation Play

Insulators in electrical appliances Illustration Play

Invention of the voltaic cell Animation Play