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Chemistry (9202)
10 sections available · 38 chapters available
Free Chemistry (9202) revision notes for Oxford AQA IGCSE students. Each chapter covers a key topic with worked examples and practice prompts you can take straight into the thinka app.
Atomic structure and the periodic table
Solids, liquids and gases
A simple model of the atom
The periodic table
Structure, bonding and the properties of matter
Chemical bonds: ionic, covalent and metallic
How bonding and structure are related to the properties of substances
Structure and bonding of carbon
Nanoparticles
Chemical changes
Metals
The reactivity series
Metal carbonates
Electrolysis
Chemical analysis
Purity and chromatography
Identification of common gases
Identification of ions
Acids, bases and salts
The properties of acids and bases
Preparation of salts
Quantitative chemistry
Conservation of mass and chemical equations
Amount of substance and masses of pure substances
The mole concept
Molar concentrations, titration and gas volumes
Trends within the periodic table
Group properties
Transition metals
The rate and extent of chemical change
Rate of reaction
Reversible reactions and factors affecting equilibrium
Production of ammonia and sulfuric acid
Redox reactions
Energy changes
Exothermic and endothermic reactions
Calculating and explaining energy change
Chemical cells and fuel cells
Organic chemistry
Carbon compounds as fuels
Crude oil
Hydrocarbons
Obtaining useful substances from crude oil
Synthetic and naturally occurring polymers
Organic compounds – their structure and reactions
Alcohols
Carboxylic acids
Esters
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