Junaidali025

Detailed notes for AQA AS level inorganic chemistry (units 3.2.1 - 3.2.3). Covers: periodicity, group 2, group 7 and period 3. Includes key reactions and facts to learn for the exam.

Detailed notes for AQA AS level physical chemistry (units 3.1.1 - 3.1.5). Covers: atomic structure, amount of substance, bonding, energetics and kinetics. Includes diagrams, example calculations and exam tips/technique.

Detailed notes for AQA AS level chemistry unit 3.1.5 (kinetics). Covers: rate of reaction, activation energy, factors affecting the speed of a reaction and the Maxwell Boltzmann distribution. Includes diagrams and makes use of the exact language/wording that is found on mark schemes.

Detailed notes for AQA AS level chemistry unit 3.1.4 (energetics). Covers: enthalpy changes and calculations, specific heat capacity, combustion practical, Hess's Law and mean bond enthalpies. Includes example calculations and additonal notes of experimental-based questions (related to percentage error/uncertainty, and experimental vs theoretical values).

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 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.

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.

Summary page on isomerism for AQA AS level chemistry (unit 3.3.1)

Detailed and comprehensive notes covering the organic analysis sub-topic of AQA AS organic chemistry (unit 3.3.6). This includes: infrared spectroscopy, global warming, mass spectrometry and high resolution mass spectrometry. I hope that you find this resource useful.

Detailed and comprehensive notes covering the alcohols sub-topic of AQA AS organic chemistry (unit 3.3.5). This includes: alcohol classification, elimination (dehydration) of alcohols, hydration of ethene (electrophilic addition), fermentation of glucose, bioethanol and oxidation of alcohols. Mechanisms and equations also included. I hope that you find this resource useful.