Bohr's atomic model Student activity Play

Butanamide and butanenitrile Whiteboard exercise Play

Calculating mass given the number of moles Student activity Play

Calculating the volume of mercury Animation Play

Change in the atomic radius across Period 3 Animation Play

Change in the atomic radius across Period 3 Illustration Play

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

Changes in electronegativity across Period 3 Animation Play

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

Changes in the first ionisation energy across Period 3 Animation Play

Changes in the first ionisation energy across Period 3 Illustration Play

Chemical reactions in practice Student activity Play

Chemical reactions in practice Whiteboard exercise Play

Chemical shift and molecular structure Student activity Play

Chemical shift and molecular structure Whiteboard exercise Play

Classification of elements Animation Play

Clues for interpreting infra-red spectra Slideshow Play

Comparison spectrum with the spectra collected in databases Slideshow Play

Configuration of the cobalt ion Whiteboard exercise Play

Continuous and line spectra Class activity Play

Continuous and line spectra Animation Play

Continuous and line spectra Whiteboard presentation Play

Dalton's atomic theory Animation Play

Democritus' and Dalton's atomic theories Student activity Play

Democritus's atomic theory Animation Play