OCR • Chemistry A

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - rate graphs - o,1,2 order reactions - continuous rate data - rate equation - calculating orders from experimental data - affect of temperature on rate constant - pressure - acids & bases - ionic product for water - equilibrium - mole fraction - weak acids - dilutions - buffers - calculating pH and pH change - titration curves -making buffers - heterogeneous vs ho...

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - benzene - enthalpy of hydrogenation - nitration - bromination - chlorination - friedel-krafts alkylation and acylation - phenols - reactions of phenols - directing effects - benzene vs alkene reaction with Br2

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - flowchart of all organic and aromatic synthesis reactions including conditions, processes and products - purification practical - melting point analysis - thin layer chromatography - reflux practical - filtration under reduced pressure - separating funnel diagram - distillation

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - amino acids: diagrams and properties - isoelectric point - reactions of amino acids - amides: diagrams and properties - reactions of amides - chirality and optical isomerism

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - forming nitriles from haloalkanes, aldehydes, ketones - reactions of nitriles - friedel-krafts alkylation and acylation

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - carbonyls - carbonyls to alcohols and hydroxynitriles - testing for carbonyls - tollens test - reactions of carboxylic acids - esters - ester hydrolysis - acyl chlorides - reactions of acyl chlorides

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - aliphatic compounds - alicyclic compounds - aromatic compounds - alkane - alkene - alcohol - haloalkane - aldehyde - ketone - carboxylic acid - ester - isomerism - homolytic vs heterolytic fission - radical substitution - electrophilic addition - addition polymerisation

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - enthalpy change of reaction - activation energy - exothermic vs endothermic reactions - standard enthalpy change of formation - standard enthalpy change of combustion - standard enthalpy change of neutralisation - calorimetry - bond enthalpies of exothermic vs endothermic reactions - hess cycles - rates of reaction - collision theory - homogeneous and heterogeneous ca...

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - primary, secondary and tertiary alcohols - oxidation reactions of alcohols - distillation - reflux - substitution - elimination - haloalkanes - nucleophilic substitution - CFCs and the ozone layer - the greenhouse effect - purifying an organic liquid - mass spectrometry

Summary Notes from an A student including equations, diagrams, definitions, required practicals and examples of: - periodicity - ionisation energy - groups 2-3 and groups 5-6 trends - metallic bonding - giant covalent structures - melting point trends - reactivity trends - solubility trends - the halogens - displacement reactions - halides - disproportionation reactions