How are electrons assigned to the subshells? Animation Play

How catalysts work? Student activity Play

How do buffers work? Student activity Play

How do metals react with oxygen? Slideshow Play

How do metals react with water and steam? Animation Play

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

How does a crystal of sodium chloride form? Animation 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

How temperature affects reaction rates Student activity Play

How to write the numbers of molecules and numbers of atoms in a molecule Whiteboard exercise Play

How to write the numbers of molecules and numbers of atoms in a molecule Student activity Play

Hybridisation and multiple bonds Student activity Play

Hybridisation and multiple bonds Whiteboard exercise Play

Hybridisation in methane molecule Animation Play

Hybridisation in the ammonia molecule Animation Play

Hybridisation involving d orbitals Student activity Play

Hybridisation involving d orbitals Whiteboard exercise Play

Hybridisation type of carbon atoms Slideshow Play

Hydration Animation Play

Hydrogen bonding Student activity Play

Hydrogen bonding and boiling points Student activity Play

Hydrogen bonding in a hydrogen fluoride molecule Animation Play