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GCSE Chemistry (Combined) WJEC
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GCSE Chemistry (Combined) WJEC
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GCSE Chemistry (Combined) WJEC
– Topics
Acids, Bases and Salts
TItration
Preparation of Crystals of Soluble Salts
The Acid/Carbonate Reaction
Neutralisation of Dilute Acids with Bases and Carbonates
Reactions of Dilute Acids with Metals
Solutions of Acids
pH Scale
Atomic Structure and The Periodic Table
Group 0
Chlorine and Iodine
Alkali Metals
Group 1 and Group 7
Electronic Structures of the First 20 Elements
Order of Elements in the Modern Periodic Table
Atomic Number, Mass Number, Isotope
Relative Masses and Charges of Protons, Neutrons and Electrons
Atoms
Bonding, Structure and Properties
The Properties and Uses of Smart Materials
Nano-scale Particles
Individual Atoms not having Same Properties as Bulk Materials
Diamond, Graphite, Fullerenes, Carbon Nano-tubes and Graphene
Intermolecular Bonding
Forming Covalent Bonds
The Accepted Structural Model for Giant Ionic Structures
Ionic Bonding
The Properties of Metals, Ionic Compounds, Covalent Substances
Chemical Reactions and Energy
Bond Energy Data
The Activation Energy
Exothermic and Endothermic Reactions
Crude Oil, Fuels and Carbon Compounds
Enrivonmental Issues (Plasitcs, Non-biodegrability, Waste Disposal, Recycling)
Addition Polymerisation
Isomerism
Alkanes and Alkenes
The Fire Triangle in Fire-fighting and Fire Prevention
Combustion Reaction of Hydrogen
Combustion Reactions of Hydrocarbons and other Fuels
The Global Economic and Political Importance of the Oil Industry
Trends in Properties of Fractions
Fractional Distillation of Crude Oil
Crude Oil
Metals and their Extraction
Economic Viability and Sustainability of Extraction Processes
Alloys
General Properties of Transition Metals
Properties and Uses of Iron, Aluminium, Copper and Titanium
Industrial Extraction of Iron in the Blast Furnance
Reduction and Oxidation
Relative Reactivities of Metals
Extracting Unreactive Metals
Earth's Crust as the Source of Most Metals
Rate of Chemical Change
Catalysts
The Particle Theory
The Effect of Changes in Temperature, Concentration and Surface Area on Rate of Reaction
Rate of Reaction
The Ever-changing Earth
Nitrogen, Oxygen, Neon and Argon
Addressing the Global Warming and Acid Rain
Carbon Dioxide and Sulfur Dioxide Emission Consequences
Roles of Respiration, Combustion and Photosynthesis
Present Composition of the Atmosphere
Formation of the Original Atmosphere by Gases
Plate Boundaries
Plate Tectonics
The Large Scale Structure of the Earth
The Nature of Substances and Chemical Reactions
The Avogadro Constant
Calculating Masses of Reactants or Products from a Balanced Chemical Equation
Calculating the Formula of a Compound from Reacting Mass Data
The Percentage Yield
Representing Chemical Reactions
Colour, Temperature Changes and Effervescence
Chemical Reactions
Chromatographic Data ANalysis and Rf Values
Fitlration, Evaporation, Chromatography and Distillation
Percentage COmposition of Compounds
Relative Atomic Mass and Relative Molecular (Formula) Mass
Formulae of Ionic Compounds
Representing Elements and Simple Molecules
Compounds as Substances
Elements as Substances
Water
The Health Benefits of Hard Water
Softening Water
Hardness in Water
Solubility and Solubility Curves
Separation via Distillation
Desalination of Sea Water
FLouridation
Treatment of the Public Water Supply
The Need for Sustanable Water Supply
The Composition of Water