Divisibility by 11 Whiteboard exercise Play

Divisibility by 7 Student activity Play

Division of viruses with respect to the type of nucleic acid Slideshow Play

Do alcohols have acidic properties? Student activity Play

Drawing a line of best fit Student activity Play

Dynamic equilibrium Student activity Play

Dynamic equilibrium Simulation Play

Ecological tolerance Student activity Play

Economics of the extraction of metals Student activity Play

Effect of concentration on reaction equilibrium Student activity Play

Effect of ΔH° and ΔS° on free energy change Student activity Play

Electrical circuits Class activity Play

Electrical conductivity Slideshow Play

Electrolytic dissociation Student activity Play

Electrolytic dissociation (1) Student activity Play

Electrolytic dissociation (1) Simulation Play

Electrolytic dissociation (2) Student activity Play

Electrophoresis of amino acid Animation Play

Electrophoresis of amino acids Student activity Play

Empirical formulae and molecular formulae of compounds Student activity Play

Environmental impact of oil products Class activity Play

Environmental impact of oil products Whiteboard presentation Play

Enzymes Student activity Play

Equations for neutralisation reactions Illustration Play

Equations for the formation of salts Illustration Play