This is a video to help students understand the calculations needed to answer test and exam questions.

This video introduces thermochemical equations and shows three examples of how to perform calculations using the enthalpy of the thermochemical reaction.

This video tutorial introduces exothermic and endothermic reactions, energy profile diagrams, activation energy and enthalpy.

This is a video of 25 multiple choice test component of the mol and Avogadro’s constant year 11 test.

This video explains elements and atoms in the periodic table.

This video tutorial explains the trends within a periodic table.

This tutorial explains the electron filling order of ions and excited atoms.

Sounds complicated? This video will help you understand how electrons fill in shells.

This is a tutorial that explain electron configuration filling order

This video explores annealing, tempering and quenching and how these factors influence the property of the metal.