Electron configurations of Period 3 elements Animation Play

Electronegativity Student activity Play

Electronegativity and the nature of bonds (1) Student activity Play

Electronegativity and the size of the atom Animation Play

Electrovalent (ionic) bonding Student activity Play

Elements of Period 3 of the periodic table Student activity Play

Elements of Period 3 of the periodic table Whiteboard exercise Play

Empirical formula Student activity Play

Energy considerations Animation Play

Energy in modern society Student activity Play

Energy in modern society Illustration Play

Enthalpy of hydration Student activity Play

Enthalpy of solution. Part 2 Student activity Play

Ethanoic acid/sodium ethanoate buffer – addition of strong acid Animation Play

Ethanoic acid/sodium ethanoate buffer – addition of strong base Animation Play

Eutrophication of water Student activity Play

Examples of covalent compounds with various internal structures Student activity Play

Examples of displacement reactions Student activity Play

Examples of reagents, reactants and products Animation Play

Exchange of heat and temperature Animation Play

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

Experimental determination of enthalpy of solution Student activity Play

Extension Simulation Play

Extension Student activity Play

Extracting aluminium from its ore (bauxite) Animation Play