Determination of the structure of an unknown compound Animation Play

Dinoflagellates (Dinophyta) Student activity Play

Dioxins Student activity Play

Dispersion of light Student activity Play

Dispersion of light from a diffraction grating Student activity Play

Dispersion of light from a diffraction grating Animation Play

Dispersion of light from a diffraction grating Whiteboard exercise Play

Doublet and triplet Animation Play

Electrical circuits Class activity Play

Electromagnetic spectrum Animation Play

Electromagnetic waves emission Animation Play

Electron energy levels in an atom Class activity Play

Electron energy levels in an atom Whiteboard presentation Play

Emission and absorption spectra Class activity Play

Emission and absorption spectra Whiteboard presentation Play

Emission of CO Animation Play

Emission of electrons Student activity Play

Emission of electrons Whiteboard exercise Play

Emission of electrons Whiteboard exercise Play

Emission of gamma rays Animation Play

Emission of hydrocarbons Animation Play

Emission of light Student activity Play

Emission of light Animation Play

Emission of light Whiteboard exercise Play

Emission of light Slideshow Play