Changes in the first ionisation energy across Period 3 Illustration Play

Changes in the ionisation energy across a period Animation Play

Chemical bonding in the chlorides of Period 3 Student activity Play

Chemical change Student activity Play

Chemical elements that make up black soil Illustration Play

Chemical equation Slideshow Play

Chemical equation Student activity Play

Chemical equations Student activity Play

Chemical properties of ethanoic acid Student activity Play

Classifying substances Illustration Play

Classifying substances Student activity Play

Combination and decomposition reactions Student activity Play

Combination reaction Slideshow Play

Combustion of magnesium Slideshow Play

Combustion of magnesium and aluminium: a chemical change Animation Play

Combustion of magnesium and copper in air Animation Play

Combustion of magnesium in oxygen Animation Play

Combustion of magnesium in the oxygen Animation Play

Combustion of magnesium metal Animation Play

Comparing the reactivity of alkali metals and the alkaline-earth-metals Animation Play

Comparison of the reactivity of Group 1 and 2 metals Student activity Play

Components of plasma Slideshow Play

Composition of some alloys Slideshow Play

Composition of the Earth's crust Slideshow Play

Composition of the Earth's crust Illustration Play