The formation of ionic compounds is exothermic Animation Play

The importance of mineral ions Student activity Play

The mass spectrum of chlorine gas Whiteboard exercise Play

The properties of chemical compounds and their constituent elements Student activity Play

The properties of chemical compounds and their constituent elements Slideshow Play

The properties of solids Student activity Play

The reaction between sodium and chlorine Animation Play

The reaction between sulphur dioxide and chlorine in an aqueous Animation Play

The reaction of alkanes with halogens Student activity Play

The structure of the periodic table – groups Whiteboard exercise Play

The structure of the periodic table – groups (1) Student activity Play

The structure of the periodic table – groups (2) Student activity Play

The trend in the reactivity of the elements in Group 17 Animation Play

Toxic substances Slideshow Play

Trace elements and ultra-trace elements Student activity Play

Transformation of atoms into ions Student activity Play

Transformation of atoms into ions Whiteboard exercise Play

Trend in physical properties of the halogens Animation Play

Uses of alkali metal compounds Slideshow Play

Uses of alkali metal compounds Student activity Play

Valence Student activity Play

Valence Whiteboard exercise Play

Valence of elements in ionic compounds Animation Play

Volume changes in gas reactions (1) Whiteboard exercise Play

Volume changes in gas reactions (1) Student activity Play