Discovery of the atomic nucleus by Ernest Rutherford Animation Play

Displacement reactions Glossary Play

Displacement reactions Student activity Play

Dissolving ionic compounds in water Student activity Play

DNA in living organisms Student activity Play

Duralumin Slideshow Play

Each one of us is different Student activity Play

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

Effect of temperature on free energy change Student activity Play

Effect of temperature on the rate of chemical reaction Student activity Play

Effects of macro-element deficiencies Simulation Play

Effects of macro-element deficiencies Student activity Play

Electrical charge of metal ions Student activity Play

Electron configuration Animation Play

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

Electron configuration of atoms Whiteboard exercise Play

Electron configuration of atoms Student activity Play

Electron configuration of elements Student activity Play

Electron configuration of elements Whiteboard exercise Play

Electron configuration of the s-block elements Student activity Play

Electron configuration of transition metal ions Student activity Play

Electron configurations of Period 3 elements Animation Play

Electron shells and subshells (1) Student activity Play