1. Principles of Chemistry

States of Matter

The Three States of Matter

Diffusion & Dilution

Solutions

Elements, Compounds & Mixtures

Element, Compound or Mixture

Pure Substance vs Mixture

Separation Techniques

Interpreting Chromatograms

Practical: Investigating Paper Chromatography

Atomic Structure

Atoms: Definitions & Structure

Calculate Relative Atomic Mass

The Periodic Table

Periodic Table: Basics

Electronic Configurations

Classify Metals & Non-Metals

Electronic Configuration & Reactivity

Chemical Formulae, Equations, Calculations

Word & Chemical Equations

Calculate Relative Mass

Moles, Mass & RFM

Calculate Reacting Masses

Calculate Percentage Yield

Experiment: Finding Formulae of Compounds

Practical: Determine the Formula of a Metal Oxide

Empirical & Molecular Formulae

Ionic Bonding

Formation of Ions

Common Ions

Formulae for Ionic Compounds

Ionic Bonds: Dot & Cross Diagrams

Ionic compounds: Bonds, Structure & Properties

Covalent Bonding

Formation of Covalent Bonds

Covalent Bonds: Dot & Cross Diagrams

Simple Molecular Structures

Giant Covalent Structures

2. Inorganic Chemistry

Group 1 (Alkali Metals)

Group 1 (Alkali Metals)

Group 7 (Halogens)

Group 7 (Halogens)

Gases in the Atmosphere

Composition of Air

Practical: Determine the % of Oxygen in Air

Combustion

Carbon Dioxide from Thermal Decomposition

The Greenhouse Effect

Reactivity Series

Metals Reacting with Water & Acids

Metal Displacement Reactions

Order of Reactivity

Rusting of Iron

Oxidation & Reduction

Practical: Investigate Metals Reacting with Acids

Acids, Alkalis & Titrations

Indicators

Acids, Alkalis & Neutralisation

Acids, Bases & Salt Preparations

Solubility Rules

Acids, Bases & Protons

Reactions of Acids

Bases

Prepare a Soluble Salt

Practical: Prepare Copper(II) Sulfate

Chemical Tests

Tests for Gases

Flame Tests

Tests for Cations

Tests for Anions

Tests for Water

3. Physical Chemistry

Exothermic & Endothermic

Exothermic & Endothermic

Calorimetry

Energetics Calculations

Practical: Investigating Temperature Changes

Rates of Reaction

Measuring Rates

Explaining Rates

Catalysts

Practical: Effect of Surface Area on Rate of Reaction

Practical: Effect of Catalysts on Rate of Reaction

Reversible Reactions & Equilibria

Reversible Reactions

4. Organic Chemistry

Introduction

Organic Compounds

Naming Organic Compounds

Classifying Organic Reactions

Crude Oil

Crude Oil & Fractional Distillation

Combustion

Nitrogen Oxides & Sulfur Dioxide

Cracking

Alkanes

Alkanes

Halogens & Alkanes

Alkenes

Alkenes

Bromine & Alkenes

Synthetic polymers

Addition Polymers

Disposal of Addition Polymers

Exam boards

• Edexcel IGCSE Science (Double Award): Biology
• Edexcel IGCSE Science (Double Award): Physics
• Oxford AQA IGCSE Combined Science Double Award: Chemistry
• Oxford AQA IGCSE Combined Science Double Award: Physics

Study tools

• Edexcel IGCSE Science (Double Award) · Exam Questions

Related links

• IGCSE Science · Revision Notes
• IGCSE Science · Exam Questions
• IGCSE Science · Past Papers