The energy levels in a solid body Student activity Play

The energy levels of hydrogen atom Simulation Play

The energy levels of hydrogen atom Student activity Play

The energy levels of hydrogen atom Whiteboard exercise Play

The equation for a redox reaction Animation Play

The equilibrium constant Kp Student activity Play

The equilibrium for the decomposition of hydrogen iodide Animation Play

The excited state of the atom Animation Play

The first and second ionisation energies Animation Play

The first and second ionisation energies of the Group 2 elements Student activity Play

The genesis of fossil fuels Animation Play

The ground state and excited states of an atom Student activity Play

The ground state and excited states of an atom Whiteboard exercise Play

The homologous series of alkanes Animation Play

The hydrogen bomb Student activity Play

The inner structure of the atom Student activity Play

The intensity of a beam of photons Animation Play

The ionic character of s-block-metal compounds Student activity Play

The isomerism of alkanes Animation Play

The main terms describing the structure of the atom Whiteboard exercise Play

The mass proportion of atoms in copper(I) sulphide Animation Play

The meaning of the chemical formulae Whiteboard exercise Play

The mechanism of substitution of ethanol with hydrogen chloride Animation Play

The melting points of simple molecular solids Animation Play

The model of propane Illustration Play