Unit Two

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  • Created on: 17-12-12 18:21
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  • Chemistry
    • Structure and Bonding
      • Arrangement of electrons
        • Delocalised electrons
          • Electrostatic attractions
      • Write formula from given symbols and ionic charges
        • KNOW sodium chloride, magnesium oxide and calcium chloride
      • Covalent bond diagrams
        • KNOW water, ammonia, hydrogen, hydrogen chloride, methane and oxygen
      • Metal ions and delocalised electrons
        • Regular arrangements
          • Delocalised electrons
            • Electrostatic attractions
      • Electronic structure of a noble gas
        • Losing electrons means a positively charged ion, and vise versa
      • Groups on a Periodic Table
        • Halogens and noble gases
      • Ionic compounds
        • Electrostatic forces of attraction
        • Lattices
        • KNOW sodium chloride
      • Covalent  bonding
        • Strong bonds but can be simple molecules, e.g. oxygen
        • Macromolecules
    • Atomic Structure, Analysis and Quantitative Chemistry
      • Atomic Structure
        • Mass number
        • Atomic number
        • Isotopes
        • Relative atomic mass
          • Moles
      • Analysing Substances
        • Instrumental methods
        • Chromatography
          • Paper
          • Gas
            • Mass spectrometer
              • Analysing Substances
                • Instrumental methods
                • Chromatography
                  • Paper
                  • Gas
                    • Mass spectrometer
                      • Molecular ion peak
              • Molecular ion peak
      • Quantitative Chemistry
        • Percentage of an element in a compound
          • Empirical formulae
        • Balanced symbol equations
        • Percentage yield
        • Reversible reactions
          • Lost products
    • Rates of Reaction
    • Exothermic and Endothermic Reactions
    • Acids, Bases and Salts
    • Electrolysis and Ionic Compounds
    • Properties
      • Molecules - solid, liquid and gas
        • Intermolecular
        • Conducting electricity
      • Giant ionic lattices
        • Conducting electricity
      • Covalent structures
        • Diamond, graphite and silicon dioxide
          • Intermolecular
          • De-localised electrons
          • Uses
      • Metals
        • De-localised electrons
        • Alloys
          • Uses
      • Polymers
        • LD and HD
        • Thermosoftening and thermosetting
        • Nanoscience
          • Size
          • Properties
          • Uses

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