Determining the electron configuration of carbon Animation Play

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

Determining the empirical formula Student activity Play

Determining the empirical formula Whiteboard exercise Play

Determining the molecular formula Animation Play

Determining the molecular formula Whiteboard exercise Play

Determining the molecular formula Animation Play

Determining the molecular formula Student activity Play

Diamond Animation Play

Diamond and graphite Slideshow Play

Different types of chemical energy Slideshow Play

Differentiated cells – erythrocytes Student activity Play

Diffusion in gases Student activity Play

Dinitrogen tetroxide – nitrogen dioxide chemical equilibrium Animation Play

Dioxins Student activity Play

Dispersion forces (London forces) Student activity Play

Dissolution of limestone Animation Play

Do households affect ecosystems? Whiteboard exercise Play

Do households affect ecosystems? Student activity Play

Does a chemical compound have a constant composition? Student activity Play

Does a compound have a constant composition? Simulation Play

Does a compound have a constant composition? Student activity Play

Dynamic equilibrium Simulation Play

Dynamic equilibrium Student activity Play

Dynamic state of chemical equilibrium Student activity Play