GCSE Chemistry module: Atoms, Elements and Compoundsbr br By the end of this topic you will have covered:br - Atoms, elements and compoundsbr - Atomic structurebr - Isotopesbr br GCSE revision videos and apps from LearnersCloud:br br To find out more and to start a free trial visit:br br To download our video streaming app for iPad, visit:br br To download our video streaming app for iPhone, visit:br