Charles's law (2) Whiteboard exercise Play

Charles's law – experimental observations Animation Play

Chemical energy Student activity Play

Chemical equilibrium in a gas phase Whiteboard presentation Play

Chemical equilibrium in a gas phase Class activity Play

Chemical reactions that take place very quickly Slideshow Play

Clapeyron equation Whiteboard exercise Play

Clapeyron equation Student activity Play

Classifying materials Whiteboard exercise Play

Collecting hydrogen gas Animation Play

Collision of molecules Student activity Play

Colour of gas Slideshow Play

Colours of metal compounds: s- and p-block elements Student activity Play

Combined gas law Animation Play

Combined gas law (1) Student activity Play

Combined gas law (1) Whiteboard exercise Play

Combined gas law (2) Student activity Play

Combined gas law (2) Whiteboard exercise Play

Combined gas law (2) Whiteboard exercise Play

Combined gas law (2) Whiteboard exercise Play

Combustion equations Illustration Play

Combustion of hydrocarbons as a source of energy Student activity Play

Combustion of magnesium in the oxygen Animation Play

Combustion of sulphur in oxygen Animation Play

Comets Student activity Play