Paper 1 Chemistry AQA 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: moonbow0701Created on: 14-05-19 18:09 What are the properties of Alkali Metals? Low Density; Soft; White Solids & form colourless solutions 1 of 13 What are the properties of Halogens? Non-metals; diatomic; highly reactive; they are reduced 2 of 13 What are the properties of Noble Gases? Inert, Colourless, increase in BP 3 of 13 What are the properties of Transition Metals? High MP & BP; High density; Least reactive; Multiple Ions; Coloured Compounds & used as catalysts 4 of 13 Metallic Bonding Sea of Delocalised Electrons; Positive ions in fixed Positions & Strong electrostatic forces between electrons & +ve ions 5 of 13 Ionic Bonding Giant Lattice; High MP & BP; Strong electrostatic forces of attraction between oppositely charged ions 6 of 13 Simple Covalent Bonding Low MP & BP; weak inter-molecular forces; Molecules 7 of 13 Giant Covalent/ Macromolecular - Graphite Layers; Malleable; In layers-Strong covalent bonds; Between layers-weak inter-molecular forces 8 of 13 Giant Covalent/Macromolecular - Diamond/ Silicon Dioxide Many bonds between carbon atoms (covalent) 9 of 13 Percentage Yield . 10 of 13 Atom Economy . 11 of 13 Concentration Calculations . 12 of 13 Volume of Gas . 13 of 13
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