AQA GCSE Chemistry
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How Science Works
Atoms
The periodic table
Chemical reactions
Calcium carbonate
Extracting metals
Properties and uses of metals
Crude oil
Hydrocarbons
Hydrocarbon fuels
Obtaining useful substances from crude oil
Polymers
Ethanol
Vegetable oils
Emulsions
Saturated and unsaturated oils
The Earth’s crust
Earth’s atmosphere
Structure and bonding
Molecules
Ionic compounds
Covalent structures
Metals
Atomic structure
Analysing substances
Quantitative chemistry
Rates of reaction
Energy transfer in chemical reactions
Making salts
Acids and bases
Electrolysis
The early periodic table
Trends within the periodic table
Hard and soft water
Purifying water
Energy from reactions
Analysing substances
Making ammonia
Alcohols
Carboxylic acids