IGCSE Chemistry Lessons
A series of free IGCSE Chemistry Lessons (Cambridge IGCSE Chemistry) and past papers.
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Cambridge IGCSE Past Papers, Mark Schemes, Questions and Solutions Questions and Solutions for Cambridge IGCSE Chemistry 0620 Papers 2, 4, 6
- Cambridge IGCSE Chemistry Paper 2 (Extended)
- Cambridge IGCSE Chemistry Paper 4 (Extended)
- Cambridge IGCSE Chemistry Paper 6 (Extended)
Edexcel IGCSE Past Papers, Mark Schemes, Questions and Solutions Questions and Solutions for Edexcel IGCSE Chemistry 4CH1 Papers 1, 2
Matter
- The nature of matter
-
Separating and purifying substances
Atoms and molecules
The structure of the atom
Electron arrangements in atoms - Estimate Oxygen in Air
- Air and Water
- Limestone Cycle
- Hydrogen Fuel Cell
- Cooling and Heating Curves
- Separate Salt and Sand
- Simple Distillation
- Fractional Distillation
- Chromatography
- Diffusion vs Brownian Motion
- Structure of Atom
- Ar and Isotopes
Elements And Compounds
- Elements and compounds
-
The Periodic Table
Trends in groups
Trends across a period
Chemical bonding in elements and compounds
Chemical formulae of elements and compounds
Metals, alloys and crystals - Periodic Table
- Group 1 - Alkali Metals
- Group 2 - Alkaline Earth Metals
- Group 0 and Group 7
- Electrical Conductivity
- Covalent Bonding
- Giant Covalent Molecules
- Ionic Bonding
- Metallic Bonding
Chemical Reactions
- Chemical reactions
-
Chemical reactions and equations
Equations for chemical reactions
Types of chemical reaction
Redox reactions
Electrolysis
Electrode reactions - Balancing Chemical Equations
- Types of Chemical Reactions
- Redox Reactions
- Conductivity of Solutions
- Electrolysis of NaCl Solution
- Electrolysis of Copper Sulphate
- Electroplating
- Extraction of Aluminium
Acids, Bases And Salts
- Acids, bases and salts
-
What is an acid?
Acid and alkali solutions
Metal oxides and non-metal oxides
Acid reactions in everyday life
Alkalis and bases
Characteristic reactions of acids
Acids and alkalis in chemical analysis
Salts
Preparing soluble salts
Preparing insoluble salts
Strong and weak acids and alkalis - Red Cabbage Indicator
- pH Rainbow Tube
- Test the pH of Household Products
- Acid-Alkali Reaction
- Prepare Copper(II) Sulphate
- Prepare Lead(II) Iodide
Quantitative Chemistry
- Quantitative chemistry
-
Chemical analysis and formulae
The mole and chemical formulae
The mole and chemical equations
Calculations involving gases
Moles and solution chemistry - What is a Mole?
- Moles, Atoms, Molecules, Gases
- Molar Mass, Grams, Moles
- Stoichiometry
- Limiting Reactant
- Percentage Yield and Purity
- Empirical Formula - MgO
- CaCO3 in Egg Shell
- Titration
- CaCO3 - Back Titration
- Solubility Curves
Rates Of Reactions
- How far? How fast?
-
Energy changes in chemical reactions
Rates of reaction
Catalysts
Photochemical reactions
Reversible reactions and chemical equilibria - Exothermic and Endothermic Reactions
- Heat of Combustion
- Heat of Displacement
- Rates of Reaction
- Rate of Reaction and Concentration
- Photochemical Reactions
- Chemical Equilibrium
- Reversible Reactions
Metals
- Patterns and properties of metals
-
The alkali metals
Aluminium
The transition elements
The reactivity of metals
Electrical cells and energy - Properties of Metals & Alloys
- Aluminium & Titanium
- Transition Metals
- Reactivity Series
- Decomposition of Metal Compounds
- Electrochemical Cells
Industrial Processes
- Industrial inorganic chemistry
-
The extraction of metals by carbon reduction
The extraction of metals by electrolysis
Ammonia and fertilisers
Sulfur and sulfuric acid
The chlor–alkali industry
Limestone
The economics of the chemical industry - Rusting
- Reduction of Copper Oxide
- Techniques for Extracting Metals
- Extracting Metals by Carbon Reduction
- Extracting Iron from Iron Ore
- Extracting Aluminium by Electrolysis
- Ammonia and Fertilisers
- Making Sulfuric Acid
- Chlor-Alkali industry
Organic Chemistry
- Organic chemistry
-
The unique properties of carbon
Alkanes
Alkenes
Hydrocarbon structure and isomerism
Chemical reactions of the alkanes
Chemical reactions of the alkenes
Alcohols
The reactions of ethanol
Organic acids and esters - Hydrocarbons
- Homologous Series
- Alkanes and Alkenes Tests
- Naming Alkanes and Isomers
- Naming Alkenes and Alcohols
- Alkane Reactions
- Alkene Reactions
- Alcohol Reactions
- Making Ethanol
- Carboxylic Acids
- Esters
Petrochemicals And Polymers
- Petrochemicals and polymers
-
Petroleum
Alternative fuels and energy sources
Addition polymerisation
Condensation polymerisation - Fuels and Alternatives
- Addition Polymerisation
- Condensation Polymerisation
- Natural Polymers
Chemical Analysis
- Chemical analysis and investigation
-
Inorganic analysis
Organic analysis
Experimental design and investigation
Practical examinations - Identify Cations
- Identify Anions
- Collect and Identify Gases
- Identify Hydrocarbons and Others
- Analyse a Compound
- Alternative to Practical
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