Electrolytic dissociation (2) Student activity Play

Electronegativity and the size of the atom Animation Play

Electroscope Whiteboard exercise Play

Electroscope Student activity Play

Energy of electromagnetic radiation Student activity Play

Enthalpy Whiteboard exercise 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

Equivalent quotients Whiteboard exercise Play

Even and odd number of negative signs Whiteboard exercise Play

Example as a proof Student activity Play

Example of proof Animation Play

Examples of functions Animation Play

Examples of the derivative of an integer power of  x Animation 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

Factorisation of a trinomial Animation Play

Factorising a trinomial Student activity Play

Factorising using the Integer Root Theorem Whiteboard exercise Play

Factors of numbers Whiteboard exercise Play

Facts and assumptions Student activity Play

Facts and assumptions – algebraic inequalities Whiteboard exercise Play