A 'day' longer than a 'year' Whiteboard exercise Play

A 'day' longer than a 'year' Student activity Play

A double bond in ethene Animation Play

A satellite's orbital plane Animation Play

A sigma bond Animation Play

Absorption of light by transition metal ions Animation Play

Absorption of visible light Animation Play

Acidic oxides Animation Play

Acylation of benzene by the Friedel–Crafts method Student activity Play

Amines are derivatives of ammonia Animation Play

Assigning electrons to atomic orbitals Whiteboard exercise Play

Assigning electrons to atomic orbitals Student activity Play

Atomic radius Student activity Play

Bonding in the oxygen molecule Animation Play

Bonds and the cloud of delocalised electrons Animation Play

Carbon – the unique chemical element Student activity Play

Carbon – the unique chemical element Animation Play

Causes of ion formation (2) Student activity Play

Charge transfer absorption of transition metals at high oxidation state Animation Play

Chemical properties of oxides Student activity Play

Chemical shift and molecular structure Student activity Play

Colour of complex ions Student activity Play

Colours of metal compounds: d-block elements Whiteboard exercise Play

Colours of metal compounds: d-block elements Student activity Play

Electron configuration Student activity Play