Conjugate acids and bases Student activity Play

Copper sulphide Animation Play

Copper sulphide Student activity Play

Copper sulphide ore Slideshow Play

Deficiency of macro-elements Whiteboard exercise Play

Destructive properties of sodium hydroxide Animation Play

Detection of proteins Student activity Play

Detection of proteins Simulation Play

Determination of reaction rates Student activity Play

Determining the enthalpy of solution of sodium hydroxide Animation Play

Determining the exact molarity of sodium hydroxide Whiteboard exercise Play

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

Discovering bases Student activity Play

Discovery of noble gases Animation Play

Displacement reactions Student activity Play

Displacement reactions Glossary Play

Dissociation of bases Whiteboard exercise Play

Dissociation of bases Student activity Play

Dissociation of sodium hydroxide Animation Play

Dissolving ionic compounds in water Student activity Play

Duralumin Slideshow Play

Effect of a change in reactant concentration on the rate of a chemical reaction Animation Play

Effect of concentration on reaction equilibrium Student activity Play

Effect of concentration on the rate of chemical reactions Student activity Play

Effect of reactant particle size on the rate of a chemical reaction Student activity Play