Atoms and elements Student activity Play

Atoms and elements Whiteboard exercise Play

Atoms, nucleons and electrons Student activity Play

Atoms, nucleons and electrons Animation Play

Avogadro's number Student activity Play

Blocks of elements Animation Play

Boiling points of hydrides Animation Play

Bonding in chlorides of Group 2 elements Chart Play

Building molecules Whiteboard exercise Play

Calculating mass given the number of moles Whiteboard exercise Play

Calculating mass given the number of moles Student activity Play

Calculating the isotopic composition of an element Student activity Play

Calculating the number of moles in a given mass Whiteboard exercise Play

Calculating the number of moles in a given mass (2) Student activity Play

Carbon – the unique chemical element Animation Play

Carbon – the unique chemical element Whiteboard exercise Play

Carbon – the unique chemical element Student activity Play

Causes of ion formation (1) Student activity Play

Changes in atomic radius within a group of s-block elements Animation Play

Changes in electronegativity across Period 3 Illustration Play

Changes in the atomic radius of s-block elements within the period Animation Play

Changes in the conductivity of Period 3 elements Animation Play

Changes in the first ionisation energy across Period 3 Illustration Play

Changes in the properties of the oxides of Period 3 Whiteboard exercise Play

Chemical analysis of plants Animation Play