Elements of Period 3 of the periodic table Student activity Play

Elements of Period 3 of the periodic table Whiteboard exercise Play

Extraction of titanium Student activity Play

Extraction of titanium Animation Play

Formation of anions Animation Play

Formation of cations by metals of Group 1 Animation Play

Formation of chloride anion Animation Play

Formation of the atmosphere Animation Play

Formation of the atmosphere Student activity Play

Gases in a chemical laboratory Slideshow Play

Gases in air Whiteboard exercise Play

Group 18 Animation Play

Groups in the periodic table Student activity Play

Halogen lights Illustration Play

Halogens occur in the form of diatomic molecules Animation Play

How to handle gases in a chemistry laboratory Student activity Play

Interesting fact Animation Play

Ionic and atomic radii Student activity Play

Kinetic model of a gas Animation Play

Line emission spectra Student activity Play

Melting and boiling points (1) Student activity Play

Melting and boiling points (2) Student activity Play

Melting and boiling points of phosphorus, sulphur, chlorine and argon Animation Play

Metals easily form cations Student activity Play

Model of argon Illustration Play