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GCSE Chemistry Notes
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GCSE Chemistry
AQA
AQA
Topic 1 - Atomic Structure and the Periodic Table
Atomic structure
Atoms, elements and compounds
Mixtures
Development of the model of the atom
Atomic structure
Isotopes and Relative atomic mass
Electronic structure
The periodic table
The modern periodic table
Development of the periodic table
Metals and non-metals
Group 0 (noble gases)
Group 1 (alkali metals)
Group 7 (halogens)
Properties of transition metals (Triple Only)
Properties of transition metals
Topic 3 - Quantitative Chemistry
Quantitative chemistry
Conservation of mass and balanced chemical equations
Relative formula mass
Chemical measurements
Moles (HT only)
Using moles to balance equations (HT only)
Reacting masses
Limiting reactants (HT only)
Concentration of solutions
Quantitative chemistry (Triple Only)
Percentage yield
Atom economy
Concentrations in mol/dm³ (HT only)
Amount of substance in relation to volumes of gases (HT only)
Topic 5 - Energy changes
Energy changes
Exothermic and endothermic reactions
Bond energies (HT only)
Chemical cells and fuel cells (Triple Only)
Cells and batteries
Fuel cells
Topic 7 - Organic Chemistry
Carbon compounds as fuels and feedstock
Crude oil and fractional distillation
Properties of hydrocarbons
Combustion of alkanes
Cracking and alkenes
Reactions of alkenes and alcohols (Triple Only)
Alkenes - structure, formulae, and reactions
Alcohols
Carboxylic acids
Polymers (Triple Only)
Addition Polymerisation
Condensation Polymerisation
Naturally occurring polymers
Topic 9 - Chemistry of the Atmosphere
Chemistry of the atmosphere
The composition and evolution of the Earth’s atmosphere
The greenhouse effect and global climate change
Atmospheric pollutants
Required Practicals
Required Practicals
Preparation of a pure, dry sample of a soluble salt from an insoluble oxide or carbonate
Temperature changes in reacting solutions (exothermic reaction)
Rates of reaction – effect of acid concentration on marble chips
Chromatography
Electrolysis
Identifying ions tests – cations and anions (Triple Only)
Water purification
Titrations Strong Acid + Strong Alkali (Triple Only)
Topic 2 - Bonding, Structure, and Properties of Matter
Properties of matter
States of matter
Changes of State
Structure and bonding
Ionic bonding
Names and formulae of ionic compounds
Properties of ionic compounds
Covalent bonding
Properties of simple molecules (including polymers)
Giant covalent structures
Allotropes of carbon
Bonding and properties in metals and alloys
Bulk and surface properties of matter (Triple Only)
Nanoparticles
Topic 4 - Chemical Changes
Reactivity of metals
The reactivity series
Displacement reactions
Extraction of metals
Redox
Oxidation and reduction in terms of electrons (HT only)
Reactions of acids
Reactions of acids with metals
The pH scale (including strong and weak acids)
Neutralisation of acids and salt production
Reactions of acids (Triple Only)
Titrations (chemistry only)
Electrolysis
Electrolysis of molten ionic compounds
Electrolysis of aqueous solutions
Topic 6 - Rates and Equilibria
Rates of chemical reactions
Calculating rates of reactions
Factors which affect the rates of chemical reactions
Collision theory and activation energy
Catalysts
Reversible reactions and equilibria
Reversible reactions
Equilibrium
Le Chatelier's Principle (HT only)
Topic 8 - Chemical Analysis
Purity, formulations and chromatography
Pure substances
Formulations
Chromatography
Identification of common gases
Identification of common gases
Identification of ions (Triple Only)
Flame tests
Flame emission spectroscopy
Chemical tests
Topic 10 - Using Resources
Using the Earth's resources
Natural Resources and Sustainable development
Reduce, Reuse, Recycle And Life Cycle Assessments
Potable water
Waste water treatment
Alternative methods of extracting metals (HT only)
Using materials (Triple Only)
Alloys, Corrosion and its prevention
Ceramics, composites and polymers
The Haber process
Topic 1 - Atomic Structure and the Periodic Table
Atomic structure
Atoms, elements and compounds
Mixtures
Development of the model of the atom
Atomic structure
Isotopes and Relative atomic mass
Electronic structure
The periodic table
The modern periodic table
Development of the periodic table
Metals and non-metals
Group 0 (noble gases)
Group 1 (alkali metals)
Group 7 (halogens)
Properties of transition metals (Triple Only)
Properties of transition metals
Topic 2 - Bonding, Structure, and Properties of Matter
Properties of matter
States of matter
Changes of State
Structure and bonding
Ionic bonding
Names and formulae of ionic compounds
Properties of ionic compounds
Covalent bonding
Properties of simple molecules (including polymers)
Giant covalent structures
Allotropes of carbon
Bonding and properties in metals and alloys
Bulk and surface properties of matter (Triple Only)
Nanoparticles
Topic 3 - Quantitative Chemistry
Quantitative chemistry
Conservation of mass and balanced chemical equations
Relative formula mass
Chemical measurements
Moles (HT only)
Using moles to balance equations (HT only)
Reacting masses
Limiting reactants (HT only)
Concentration of solutions
Quantitative chemistry (Triple Only)
Percentage yield
Atom economy
Concentrations in mol/dm³ (HT only)
Amount of substance in relation to volumes of gases (HT only)
Topic 4 - Chemical Changes
Reactivity of metals
The reactivity series
Displacement reactions
Extraction of metals
Redox
Oxidation and reduction in terms of electrons (HT only)
Reactions of acids
Reactions of acids with metals
The pH scale (including strong and weak acids)
Neutralisation of acids and salt production
Reactions of acids (Triple Only)
Titrations (chemistry only)
Electrolysis
Electrolysis of molten ionic compounds
Electrolysis of aqueous solutions
Topic 5 - Energy changes
Energy changes
Exothermic and endothermic reactions
Bond energies (HT only)
Chemical cells and fuel cells (Triple Only)
Cells and batteries
Fuel cells
Topic 6 - Rates and Equilibria
Rates of chemical reactions
Calculating rates of reactions
Factors which affect the rates of chemical reactions
Collision theory and activation energy
Catalysts
Reversible reactions and equilibria
Reversible reactions
Equilibrium
Le Chatelier's Principle (HT only)
Topic 7 - Organic Chemistry
Carbon compounds as fuels and feedstock
Crude oil and fractional distillation
Properties of hydrocarbons
Combustion of alkanes
Cracking and alkenes
Reactions of alkenes and alcohols (Triple Only)
Alkenes - structure, formulae, and reactions
Alcohols
Carboxylic acids
Polymers (Triple Only)
Addition Polymerisation
Condensation Polymerisation
Naturally occurring polymers
Topic 8 - Chemical Analysis
Purity, formulations and chromatography
Pure substances
Formulations
Chromatography
Identification of common gases
Identification of common gases
Identification of ions (Triple Only)
Flame tests
Flame emission spectroscopy
Chemical tests
Topic 9 - Chemistry of the Atmosphere
Chemistry of the atmosphere
The composition and evolution of the Earth’s atmosphere
The greenhouse effect and global climate change
Atmospheric pollutants
Topic 10 - Using Resources
Using the Earth's resources
Natural Resources and Sustainable development
Reduce, Reuse, Recycle And Life Cycle Assessments
Potable water
Waste water treatment
Alternative methods of extracting metals (HT only)
Using materials (Triple Only)
Alloys, Corrosion and its prevention
Ceramics, composites and polymers
The Haber process
Required Practicals
Required Practicals
Preparation of a pure, dry sample of a soluble salt from an insoluble oxide or carbonate
Temperature changes in reacting solutions (exothermic reaction)
Rates of reaction – effect of acid concentration on marble chips
Chromatography
Electrolysis
Identifying ions tests – cations and anions (Triple Only)
Water purification
Titrations Strong Acid + Strong Alkali (Triple Only)