Doc Brown's GCSE sciences HOMEPAGEPearson Edexcel International GCSE in Science Double Award (9-1)

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[Links author © Dr Phil Brown PhD: Doc Brown's chemistry exam revision notes updated May 2nd 2026 *]


INDEX of sub-indexes of some useful science revision pages

(Pearson Edexcel International GCSE in Science Double Award (9-1)

Revision notes links to help you with your studies for the Pearson Edexcel International GCSE in Science Double Award (9-1) course


Biology

General cell biology

Genetics

General human biology

Environment, ecology, biodiversity and pollution


Chemistry

1. Important basics of CHEMISTRY, what use is chemistry?, methods of separating mixtures

Quizzes-Worksheets on the basics of chemistry

2. Chemical analysis - chemical tests used in school/college laboratories

Chemical test quiz identification

3. Acids, Alkalis, pH scale, bases, neutralisation, salt preparations and tests for ions and gases

Quizzes-Worksheets on acids, bases, salts etc.

5. The Periodic Table, Periods, Groups and Series of Elements

Quizzes-Worksheets on the Periodic Table

Quizzes-Worksheets on the Group 1 Alkali Metals

Quizzes-Worksheets on the Group 7 Halogens

6. Reversible reactions, chemical equilibrium, ammonia, nitric acid, fertilisers, pollution

Quizzes-Worksheets on the above

7. Reactivity Series of Metals, Experiments and Corrosion

Quizzes-Worksheets on the reactivity of metals

10. Electrochemistry and Electrolysis Experiments, fuel cells

Quizzes-Worksheets on electrolysis

11. What controls the rate (speed) of chemical reactions? theory, experimental procedures

Quizzes-Worksheets on Rates of Reaction

12. Energy transfer changes in chemistry - exothermic and endothermic reactions

Quizzes-Worksheets on energy transfer in chemistry

13. States of Matter - Gases, Liquids and Solids - Particle Models

Quizzes-Worksheets on the States of Matter

14. Atomic Structure and Chemical Bonding - ionic, covalent and metallic

Quizzes-Worksheets on Atomic Structure and Chemical Bonding

16. OIL and its useful products and an Introduction to Organic Chemistry

Quizzes-Worksheets on Oil and basic Organic Chemistry

18. Chemical Calculations and quiz index - how to solve numerical problems in chemistry


Physics

Energy - types, sources, uses

Thermal energy: conduction, convection, radiation, specific heat

Electricity and magnetism

States of matter: properties of gases, liquids, solids

Waves: electromagnetic radiation, optics, sound, astronomy, stars

Atomic structure and radioactivity - nuclear physics

Forces: types, examples, calculations

Motion: Newton's Laws, associated forces, applications, calculations


Doc Brown's GCSE sciences HOMEPAGEUse the Google search facility to find very specific things for your Pearson Edexcel International GCSE in Science Double Award (9-1) course

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