Elemental analysis Slideshow Play

Elimination reaction Animation Play

Empirical formula Student activity Play

Empirical formulae and molecular formulae of compounds Student activity Play

Enthalpy and entropy change Chart Play

Enthalpy and entropy changes Animation Play

Enthalpy changes in the solution process Whiteboard presentation Play

Enthalpy changes in the solution process Class activity Play

Enthalpy of formation of methane Animation Play

Enthalpy of formation of neonium chloride Whiteboard exercise Play

Enthalpy of hydration Student activity Play

Enthalpy of solution. Part 1 Student activity Play

Enzymes – biological catalysts Whiteboard presentation Play

Enzymes – biological catalysts Class activity Play

Establishing the formula of a compound Animation Play

Example of simple molecular solid: carbon dioxide Simulation Play

Examples of biological weathering Illustration Play

Examples of chemical reactions Whiteboard exercise Play

Expanded formulae Animation Play

Experimental determination of enthalpy of solution Student activity Play

Extraction of copper Student activity Play

Extraction of copper Whiteboard exercise Play

Factors affecting dispersion forces Animation Play

Factors affecting dispersion forces Student activity Play

Factors affecting the absorption of light Animation Play