Classification and uses of acids Student activity Play

Coefficients in gaseous reactions Animation Play

Collecting hydrogen gas Animation Play

Collection of gases evolved from chemical reactions Student activity Play

Collection of gases evolved from chemical reactions Whiteboard exercise Play

Collision of molecules Student activity Play

Combustion Whiteboard exercise Play

Combustion Student activity Play

Combustion of hydrocarbons as a source of energy Student activity Play

'Combustion' of hydrogen Whiteboard exercise Play

Combustion of hydrogen Animation Play

'Combustion' of hydrogen Student activity Play

Composition of air Student activity Play

Composition of air Whiteboard exercise Play

Compounds in sea water Slideshow Play

Concentration of hydrogen and hydroxide ions in pure water Animation Play

Concentration of hydroxide ions and the pH Animation Play

Conditions on the primitive Earth Slideshow Play

Conditions on the primitive Earth Student activity Play

Conjugate acid–base Animation Play

Conservation of mass (1) Whiteboard exercise Play

Conservation of mass (1) Student activity Play

Constituent of eggshell Animation Play

Continuous and line spectra Class activity Play

Continuous and line spectra Whiteboard presentation Play