Properties of Matter Laws of Chemical Combination Dalton’s Atomic Theory Symbols of Elements Molecules IONS Writing Chemical Formulae of Common Compounds Mole Concept

Pure Substances and Mixtures Types of Mixtures Solutions Suspensions and Colloids Separation of Mixtures Physical and Chemical Changes Types of Pure Substances Types of Elements Compounds Separation of Mixtures II Separation of Mixtures III

Matter Physical Properties and States of Matter Diffusion Change In States of Matter Latent Heat Evaporation Condensation

Atoms Discovery of Electron, Proton and Neutron Thomson’s Model of the Atom Rutherford’s Model of The Atom Bohr’s Model of The Atom Electronic Configuration Atomic Number and Mass Number Valency Isotopes and Isobars Neutrons