A molecule of ethene Animation Play

A molecule of methanamine Animation Play

A shared electron pair Animation Play

A V-shaped molecule of sulphur dioxide Animation Play

Acidic oxides Animation Play

An electron-proton pair Animation Play

An inscribed angle Student activity Play

Bent shape of the water molecule Animation Play

Beryllium chloride molecule Animation Play

Bond dissociation enthalpy Student activity Play

Bonding in the oxygen molecule Animation Play

Brackets and the negative sign Student activity Play

Brackets and the negative sign Whiteboard exercise Play

Bromine fluoride molecule Animation Play

Chlorine trifluoride molecule Animation Play

Choosing shoes Whiteboard exercise Play

Common denominator Student activity Play

Common denominator Whiteboard exercise Play

Congruent = Identical Student activity Play

Congruent objects Animation Play

Conjugate acids and bases Student activity Play

Conjugate acids and bases Whiteboard exercise Play

Conjugate acid–base Animation Play

Conjugate acid–base pairs Animation Play

Diploidy; chromosomes and genes Slideshow Play