AQA Chemistry Unit 1 Fundamental ideas in Chemistry. How atoms bond - George Zaidan and Charles Morton. Balancing Chemical Equations. Classic ChemBalancer - balancing equations activity. Balancing Act! - Balancing equations activity. Build an Atom - Phet. Topics Atoms Atomic Structure Isotope Symbols Atomic Nuclei Description Build an atom out of protons, neutrons, and electrons, and see how the element, charge, and mass change.
Then play a game to test your ideas! Balancing Chemical Equations - Phet. Build an Atom. GCSE Bitesize - Fundamental ideas in chemistry.