Colours of flags in different colours of light Whiteboard exercise Play

Colours of the spectrum Illustration Play

Combustion of magnesium in the oxygen Animation Play

Combustion of magnesium metal Animation Play

Combustion of sodium in oxygen Animation Play

Combustion of sulphur in oxygen Animation Play

Communication – bilateral exchange of information Student activity Play

Continuous and line spectra Class activity Play

Continuous and line spectra Whiteboard presentation Play

Conversion of dinitrogen tetroxide to nitrogen dioxide Animation Play

Daltonism Slideshow Play

Detecting the presence of certain elements in a chemical compound Animation Play

Detection of hydrogen Animation Play

Detection of oxygen Animation Play

Detection of some gases Student activity Play

Determination of reaction rate by mass, conductometric and colorimetric measurements Student activity Play

Digital encoding of images Student activity Play

Digital encoding of images Slideshow Play

Digital encoding of images Whiteboard exercise Play

Discontinuous variation Student activity Play

Discontinuous variation - activity Whiteboard exercise Play

Dispersion of light Student activity Play

Dispersion of light from a diffraction grating Animation Play

Dispersion of light from a diffraction grating Student activity Play

Dispersion of light from a diffraction grating Whiteboard exercise Play