Unit 3 - Study guides, Revision notes & Summaries

Detailed notes for AQA AS level chemistry unit 3.1.1 (atomic structure). Covers: history of the atom, relative atomic mass, time of flight (TOF) mass spectrometry and calculations, electronic structure and ionisation energies. Includes diagrams and example calculations for RAM and TOF. Also explains exceptions to common trends, e.g. copper and chromium in electronic configuration, or period 3 in ionisation energy trends.

Detailed and comprehensive notes on unit 3.1.8 (thermodynamics) for AQA A level chemistry. Covers: enthalpy change definitions, born haber cycles, the perfect ionic model, entropy, Gibb’s free energy, enthalpies of solution and feasibility.

Chemistry Alevel Unit 3.3.13 - Protein Notes

Detailed notes for AQA AS level chemistry unit 3.1.3 (bonding). Covers: ionic bonding, metallic bonding, covalent bonding, dative covalent bonding, polarity, electronegativity, trends in electronegativity, bond polarisation, VSEPR theory, shapes of molecules and intermolecular forces. Includes diagrams and tips on exam technique (with techniques for comparing melting points of molecules).

Detailed and comprehensive notes on unit 3.1.12 (acids and bases) for AQA A level chemistry. Covers: acids, strong acid calculations, pH, ionisation of water (Kw), bases, strong base calculations, reactions of strong acids and bases, acid dissociation constant (Ka), pKa, reactions of weak acids and bases, buffers and buffer calculations. Includes example calculations for all possible types of pH calculation.

This is an essay plan for Descartes intuition and deduction thesis within the epistemology unit of Philosophy AQA a-level. - unique and strong argument that will help you stand out - Comes with a written introduction and conclusion - 3 core arguments with back and forth counterarguments, to get A03 marks. - Less focus on A01, more EVALUATION. - additional comments to help you understand what you're arguing for (blue) - Weighting of weakest to strongest arguments = ESSENTIAL FOR A* g...

Detailed notes for AQA AS level chemistry unit 3.1.2 (amount of substance). Covers: molecular/empirical formulae, mole/mass/Mr/Ar equations, ideal gas equation, percentage error/uncertainty, percentage yield, atom economy. Includes example calculations. Also covers methodology for (1) preparing a standard solution (2) conducting a simple titration.

This is an essay plan for Functionalism within the Metaphysics of Mind unit of Philosophy AQA a-level. - unique and strong argument that will help you stand out - Comes with a written introduction and conclusion - 3 core arguments with back and forth counterarguments, to get A03 marks. - Less focus on A01, more EVALUATION. - additional comments to help you understand what you're arguing for (blue) - Weighting of weakest to strongest arguments = ESSENTIAL FOR A* grade.

Detailed and comprehensive notes on unit 3.3.10 (aromatic chemistry) for AQA A level chemistry. Covers: benzene structure and stability, friedel crafts acylation, nitration of benzene, formation of aromatic amines, aromatic nomenclature and aromatic synthesis. Includes mechanisms with reactions conditions and drawings. I hope that you find this resource useful.