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🧬 GCSE Chemistry

AQA Pearson Edexcel OCR CCEA

Complete revision notes for GCSE Chemistry covering all topics across AQA, Edexcel, OCR, CCEA specifications.

Chemistry — AQA (25 Topics)

C1 Atoms And Elements C10 Concentration And Yield C11 Gas Calculations C12 Reactivity Of Metals C13 Reactions Of Acids C14 Electrolysis C15 Exothermic And Endothermic Reactions C16 Chemical Cells And Fuel Cells C17 Rate Of Reaction C18 Reversible Reactions And Equilibrium C19 Hydrocarbons And Crude Oil C2 The Periodic Table C20 Alcohols Carboxylic Acids And Polymers C25 Water And Waste C26 Sustainable Chemistry C27 Pure Substances And Formulations C28 Chromatography C29 Testing For Ions And Gases C3 History Of The Atom C4 Ionic Bonding C5 Covalent Bonding C6 Metallic Bonding C7 States Of Matter C8 Nanoscience C9 Chemical Calculations

Chemistry — Pearson Edexcel (25 Topics)

C1 Atoms And Elements C10 Concentration And Yield C11 Gas Calculations C12 Reactivity Of Metals C13 Reactions Of Acids C14 Electrolysis C15 Exothermic And Endothermic Reactions C16 Chemical Cells And Fuel Cells C17 Rate Of Reaction C18 Reversible Reactions And Equilibrium C19 Hydrocarbons And Crude Oil C2 The Periodic Table C20 Alcohols Carboxylic Acids And Polymers C25 Water And Waste C26 Sustainable Chemistry C27 Pure Substances And Formulations C28 Chromatography C29 Testing For Ions And Gases C3 History Of The Atom C4 Ionic Bonding C5 Covalent Bonding C6 Metallic Bonding C7 States Of Matter C8 Nanoscience C9 Chemical Calculations

Chemistry — OCR (41 Topics)

Core

C1 Atoms And Elements C10 Concentration And Yield C11 Gas Calculations C12 Reactivity Of Metals C13 Reactions Of Acids C14 Electrolysis C15 Exothermic And Endothermic Reactions C16 Chemical Cells And Fuel Cells C17 Rate Of Reaction C18 Reversible Reactions And Equilibrium C19 Hydrocarbons And Crude Oil C2 The Periodic Table C20 Alcohols Carboxylic Acids And Polymers C25 Water And Waste C26 Sustainable Chemistry C27 Pure Substances And Formulations C28 Chromatography C29 Testing For Ions And Gases C3 History Of The Atom C4 Ionic Bonding C5 Covalent Bonding C6 Metallic Bonding C7 States Of Matter C8 Nanoscience C9 Chemical Calculations

Higher Tier

C15 Exothermic And Endothermic Reactions C15 Reactivity Of Metals C16 Chemical Cells And Fuel Cells C16 Reactions Of Acids C17 Electrolysis C17 Rate Of Reaction C18 Oxidation And Reduction C18 Reversible Reactions And Equilibrium C23 Earth S Atmosphere C23 Hydrocarbons And Crude Oil C24 Climate Change And Pollution C24 Cracking And Alkenes C25 Alcohols Carboxylic Acids And Esters C25 Water And Waste C26 Polymers C26 Sustainable Chemistry

Chemistry — CCEA (25 Topics)

C1 Atoms And Elements C10 Concentration And Yield C11 Gas Calculations C12 Reactivity Of Metals C13 Reactions Of Acids C14 Electrolysis C15 Exothermic And Endothermic Reactions C16 Chemical Cells And Fuel Cells C17 Rate Of Reaction C18 Reversible Reactions And Equilibrium C19 Hydrocarbons And Crude Oil C2 The Periodic Table C20 Alcohols Carboxylic Acids And Polymers C25 Water And Waste C26 Sustainable Chemistry C27 Pure Substances And Formulations C28 Chromatography C29 Testing For Ions And Gases C3 History Of The Atom C4 Ionic Bonding C5 Covalent Bonding C6 Metallic Bonding C7 States Of Matter C8 Nanoscience C9 Chemical Calculations

🧭 Board Differences

AQA

Unitised assessment (Northern Ireland), A*–G grading. Content is split across units, with practical skills assessed through booklet-style practical papers alongside the written units. Check your exam year's unit list and practical route.

Pearson Edexcel

Unitised assessment (Northern Ireland), A*–G grading. Content is split across units, with practical skills assessed through booklet-style practical papers alongside the written units. Check your exam year's unit list and practical route.

OCR

Unitised assessment (Northern Ireland), A*–G grading. Content is split across units, with practical skills assessed through booklet-style practical papers alongside the written units. Check your exam year's unit list and practical route.

CCEA

Unitised assessment (Northern Ireland), A*–G grading. Content is split across units, with practical skills assessed through booklet-style practical papers alongside the written units. Check your exam year's unit list and practical route.