Elimination reactions Student activity Play

Emission of electrons Student activity Play

Energy of electromagnetic radiation Student activity Play

Enthalpy Whiteboard exercise Play

Enthalpy change and calorimetry Class activity Play

Enthalpy change and calorimetry Whiteboard presentation Play

Enthalpy of hydration Student activity Play

Enthalpy of solution. Part 1 Student activity Play

Entropy and spontaneous changes Student activity Play

Entropy change in the surroundings Animation Play

Equal numbers Whiteboard exercise Play

Equipotential surfaces Whiteboard exercise Play

Equipotential surfaces Student activity Play

Equipotential surfaces Simulation Play

Equipotential surfaces in a field due to a point charge Simulation Play

Equipotential surfaces in a field due to a point charge Student activity Play

Equipotential surfaces in a field due to a point charge Animation Play

Equipotential surfaces in a field due to a point charge Whiteboard exercise Play

Even and odd number of negative signs Whiteboard exercise Play

Excitability – a special feature of the neurone plasma membrane Student activity Play

Existence of  nth root of a given number Whiteboard exercise Play

Experimental proof for the existence of dipole–dipole forces Slideshow Play

Experimental proof for the existence of dipole–dipole forces Student activity Play

Factors affecting dispersion forces Student activity Play

Factors affecting enthalpy of hydration Animation Play