1-chloropentane Animation Play

1-chloropropane Animation Play

2-chloropropane Animation Play

A change in the intensity of X-radiation Whiteboard exercise Play

A comparison of the properties of C–C bonds and C=C bonds Animation Play

A covalent bond in a hydrogen molecule Animation Play

A molecule of ethene Animation Play

A molecule of methanamine Animation Play

A sponge and its structure Whiteboard exercise Play

A stable configuration of carbon atom Animation Play

A V-shaped molecule of sulphur dioxide Animation Play

About cells Student activity Play

Absolute values of entropy Student activity Play

Absorption and emission of gases Simulation Play

Absorption and emission of gases Student activity Play

Absorption and emission of gases Whiteboard exercise Play

Absorption of digestive products – role and adaptations of the small intestine Student activity Play

Absorption of digestive products – role and adaptations of the small intestine Student activity Play

Acetylcholine structure Illustration Play

Acid dissociation constant and pH (1) Student activity Play

Acid dissociation constant for lactic acid Animation Play

Across the periodic table Student activity Play

Age and sex structure of populations Student activity Play

Age structure of populations Slideshow Play

Algorithm of the equation for hydrocarbon combustion Animation Play