Chemical reactivity The full version will be presented Mon 31 st July 2006 See you at the EXPO!
Law of Conservation of Mass Law of Definite Proportions.
“CHEMISTRY OF LIFE” ATOMIC STRUCTURE. ELEMENTS: A SUBSTANCE THAT CAN NOT BE BROKEN DOWN INTO A SIMPLIER SUBSTANCE. ELEMENTS CONSIST OF ONE TYPE OF ATOM.
Isotopes and Ions. Quotes about atoms From A Short History of Nearly Everything by Bill Bryson “protons give an atom its identity, electrons its personality”
Atoms Elements Compounds