Current Student activity Play

Decomposition of plastic litter Slideshow Play

Deficiency of macro-elements Whiteboard exercise Play

Democritus' and Dalton's atomic theories Student activity Play

Determining the formula of a compound knowing the valence of its elements Student activity Play

Determining the formula of a compound knowing the valence of its elements Whiteboard exercise Play

Diamond and graphite Slideshow Play

Dissolution of solids in water Student activity Play

Does a chemical compound have a constant composition? Student activity Play

Does a compound have a constant composition? Student activity Play

Effect of concentration on reaction equilibrium Whiteboard exercise Play

Effect of concentration on reaction equilibrium Student activity Play

Effect of sulphur dioxide on living organisms Simulation Play

Effect of sulphur dioxide on people Illustration Play

Effect of sulphur dioxide on plants Illustration Play

Effect of sulphur dioxide on the process of corrosion Illustration Play

Effects of macro-element deficiencies Simulation Play

Effects of macro-element deficiencies Student activity Play

Elasticity, plasticity and brittleness Student activity Play

Elasticity, plasticity and brittleness Whiteboard exercise Play

Electrical conductivity Student activity Play

Electrical conductivity Student activity Play

Electron configuration and the periodic table Student activity Play

Electron configuration and the periodic table (1) Student activity Play

Electron configuration and the periodic table (2) Student activity Play