Current in liquids Student activity Play

d- and f-block elements Animation Play

Daily changes Student activity Play

Davisson-Germer experiment Simulation Play

Detection, varying m/z of ions, data processing and spectrum plotting Animation Play

Determining the composition of a nucleus Animation Play

Determining the composition of atomic nuclei Student activity Play

Determining the electron configuration of carbon Animation Play

Determining the electron configuration on the basis of the periodic table Student activity Play

Determining the electron configuration on the basis of the periodic table Whiteboard exercise Play

Determining the formula of a compound knowing the valence of its elements Student activity Play

Diatoms under the scanning electron microscope Slideshow Play

Diffraction of electrons – the Davisson-Germer experiment Student activity Play

Discovery of electron Animation Play

Discovery of elementary particles Whiteboard exercise Play

Discovery of elementary particles Student activity Play

Discovery of proton Animation Play

Dispersion forces (London forces) Student activity Play

Dissociation of acids Student activity Play

Doped semiconductors Animation Play

Doped semiconductors Whiteboard exercise Play

Doped semiconductors Student activity Play

Doped semiconductors Animation Play

Doped semiconductors Student activity Play

Doped semiconductors Whiteboard exercise Play