Cellular respiration and energy production Class activity Play

CFCs and ozone layer depletion Student activity Play

CFCs deplete ozone in stratosphere Animation Play

Change in oxidation state Animation Play

Changes in the properties of the oxides of Period 3 Whiteboard exercise Play

Changing the redox properties of the central ion Animation Play

Characteristic features of terrestrial and aquatic environments Whiteboard exercise Play

Chemical change Student activity Play

Chemical composition of sea water Student activity Play

Chemical elements of the cell Whiteboard presentation Play

Chemical elements of the cell Class activity Play

Chemical elements that make up black soil Illustration Play

Chemical equation Slideshow Play

Chemical equation Student activity Play

Chemical equation for ozone breakdown by chlorine Whiteboard exercise Play

Chemical equations Student activity Play

Chemical formula of the compound Animation Play

Chemical properties of alkanes Student activity Play

Chemical properties of alkanes Whiteboard exercise Play

Chloride anion Student activity Play

Chromium(III) and iron(II) compounds Animation Play

Classification of bacteria according to oxygen presence Simulation Play

Collection of gases evolved from chemical reactions Whiteboard exercise Play

Collection of gases evolved from chemical reactions Student activity Play

Colour of gas Slideshow Play