Duralumin Slideshow Play

Early attempts to classify chemical elements Student activity Play

Early attempts to classify chemical elements Whiteboard exercise Play

Electron configuration of elements Whiteboard exercise Play

Electron configuration of elements Student activity Play

Elements of Period 3 of the periodic table Whiteboard exercise Play

Elements of Period 3 of the periodic table Student activity Play

Eutrophication of water Student activity Play

Example of giant molecular solid: silicon dioxide Simulation Play

Examples of covalent compounds with various internal structures Student activity Play

Formation of oxides Student activity Play

Giant molecular solids Animation Play

Groups in the periodic table Student activity Play

Halogen lights Illustration Play

Iron extraction Student activity Play

Making steel Student activity Play

Melting and boiling points (1) Student activity Play

Melting and boiling points (2) Student activity Play

Melting and boiling points of silicon Animation Play

Metals in the Earth's crust Animation Play

Minerals and ores Student activity Play

Molecular crystals Student activity Play

Other properties Student activity Play

Oxides formed by Period 3 elements Chart Play

Oxygen in water Animation Play