<p> Changes to the AQA Chemistry GCSE specification for 2011*</p><p>Chemistr Science - Chemistry 1 Additional Science – Chemistry 2 Extension Science – Chemistry 3</p><p>© y 2011 Removed 2011 Removed 2011 Removed</p><p>P</p><p> e</p><p> a Atomic  Electronic structure of  Covalent, ionic and  Periodic table and its  Electr</p><p> r</p><p> s</p><p> o</p><p> n structure, atoms and the periodic table metallic bonding. development. onic </p><p>E</p><p> d (was C2).  Relating properties to  Group 1 and Group 7. structure u properties </p><p> c of a  Elements and compounds. structure. t and i  Transition elements. o transition</p><p> n</p><p> Metals.  Introduction to Group L bonding</p><p> t metals.</p><p> d</p><p>1 and Group 7. 2  Charges on protons, </p><p>0</p><p>1</p><p>1 neutron and electrons (was  Allotropes of carbon </p><p>.</p><p>C C2). including fullerenes </p><p> o</p><p> p</p><p> y (new).</p><p> r  Introduction to periodic </p><p> i</p><p> g</p><p> h</p><p> t table group properties.</p><p> p</p><p> e</p><p> r</p><p> m Changing  Conservation of mass.  Alloys in relation to  Ato  Effects of changing  Acid-</p><p> i</p><p> t</p><p> t e materials  Combustion. the effect of different m econ- conditions on equilibria base </p><p> d</p><p> f sized atoms (was C1). omy. (was C2). theory. o and r  Reactivity of metals.</p><p> p</p><p> u  Reactions conditions  Food, fuel and  Stren 1 chemical </p><p> r</p><p> c  Reaction of carbonates.</p><p> h and polymer properties energy changes gths of a reactions</p><p> s</p><p> i  Representing reactions. (was C1). (quantitative). acids and </p><p> n</p><p> g</p><p> i alkalis. n  Cracking hydrocarbons.  Reversible reactions.  Reactions of alcohols</p><p> s</p><p> t</p><p> i</p><p> t u  Polymerisation of alkenes.  Equilibria. and carboxylic acids.  Titrat</p><p> t</p><p> i o ions </p><p> n</p><p> o  Rates of reaction.</p><p> n involving </p><p> l</p><p> y</p><p>.  Catalysts.</p><p> weak </p><p>T</p><p> h</p><p> i acids or s  Energy changes.</p><p> m weak </p><p> a</p><p> t  Salts and solutions. e alkalis.</p><p> r</p><p> i</p><p> a</p><p> l  Acids and bases.</p><p> i</p><p> s</p><p> n</p><p> o</p><p> t Obtaining  Limestone, concrete and  Use  Developing new  Distinction between </p><p> c</p><p> o</p><p> p and using cement. of food materials, e.g. temporary and </p><p> y</p><p> r</p><p> i g  Rocks and metals: iron, additives nanoscience, smart alloys permanent hard water.</p><p> h materials</p><p> t</p><p>(was C1).</p><p> f</p><p> r steel, alloys, copper,  Hydrogen as a fuel.</p><p> e</p><p> e . aluminium and titanium.  Thermo-softening  Alcohols, carboxylic  Recycling. and thermo-setting acids and esters. polymers (new).  Crude oil and fuels.  Haber process (was  Electroplating (new).  Phytomining, bioleaching C2.)</p><p>© Pearson Education Ltd 2011. Copyright permitted for purchasing institution only. This material is not copyright free. 1 (new).  Extraction of  Biodegradable polymers aluminium (was C1). (new).  Electrolysis of sodium chloride. ©  Plant oils and emulsions.</p><p>P</p><p> e  Hydrophobic and </p><p> a</p><p> r</p><p> s</p><p> o hydrophilic properties of </p><p> n</p><p>E emulsifiers (new).</p><p> d</p><p> u</p><p> c  Distillation (crude oil, plant</p><p> a</p><p> t</p><p> i o oils and air).</p><p> n</p><p>L</p><p> t</p><p> d  Biofuels (new).</p><p>2</p><p>0</p><p>1  Using vegetable oils in </p><p>1</p><p>.</p><p>C cooking (new).</p><p> o</p><p> p</p><p> y Earth and  Earth and its atmosphere.  Uses  Water for drinking.  Water</p><p> r</p><p> i</p><p> g</p><p> h environme of noble cycle. t  Early atmosphere.</p><p> Water treatment.</p><p> p</p><p> e gases.</p><p> r ntal m  Absorption of carbon  Hard water.</p><p> i</p><p> t</p><p> t science e dioxide by the oceans (new). d  Fluoride in drinking </p><p> f</p><p> o</p><p> r water.</p><p> p</p><p> u</p><p>1</p><p> r</p><p> c Chemical  Reaction of  Instrumental  Chemical analysis  Tests </p><p> h</p><p> a</p><p> s detection carbonates with acid and the methods for chemical including tests for ions. for </p><p> i</p><p> n</p><p> g analysis (gas </p><p> i use of limewater to detect ammonium </p><p> n</p><p> s chromatography and mass</p><p> t</p><p> i</p><p> t carbon dioxide (was C3). and nitrate </p><p> u</p><p> t spectrometry) (was C3).</p><p> i o ions.</p><p> n</p><p> o  Chemical analysis for</p><p> n</p><p> l  Identi y additives in food (was </p><p>.</p><p>T fication of h C1).</p><p> i</p><p> s</p><p> m organic </p><p> a</p><p> t</p><p> e compounds</p><p> r</p><p> i</p><p> a</p><p> l</p><p> i Chemical  Relative  Energy changes.  Solubi s  Conservation of mass.</p><p> n</p><p> o calculation atomic/formula masses, lity of t  Titrations.</p><p> c</p><p> o moles. solutes </p><p> p s</p><p> y</p><p> r</p><p> i  Reacting masses from </p><p> g and gases.</p><p> h</p><p> t chemical equations, </p><p> f</p><p> r</p><p> e</p><p> e percentage yield, atom . economy. *Subject to Ofqual accreditation.</p><p>© Pearson Education Ltd 2011. Copyright permitted for purchasing institution only. This material is not copyright free. 2</p>