Course Content
Reduction & Oxidation
Explore the concepts of oxidation and reduction through various perspectives—electron transfer, oxygen/hydrogen gain or loss, and changes in oxidation states. Learn to identify redox reactions and conduct common tests for oxidising and reducing agents.
0/3
Understanding Redox Reactions
Identifying Redox Reactions
Redox Tests in Practice
Electrochemistry
Investigate how electrical energy interacts with chemical changes through electrolysis and the workings of electrochemical cells. Learn about ionic movement, electroplating, and hydrogen fuel cells.
0/3
Principles of Electrolysis
Predicting Electrolysis Products
Applications of Electrolysis
Periodic Table
Discover trends in reactivity and structure in the Periodic Table. Focus on Group 1, Group 17, Group 18, and transition metals, and study their chemical behaviour and real-world uses.
0/3
Periodic Trends and Electron Configuration
Group Properties and Reactivity
Transition Elements and Catalysis
Metals
This topic introduces the essential physical and chemical characteristics of metals, their position in the reactivity series, methods of extraction, and applications in daily life. Students will also explore issues such as corrosion and its prevention, linking theory with real-world applications.
0/4
Properties of Metals
Reactivity Series of Metals
Uses of Metals and Alloys
Corrosion and Its Prevention
Chemical Energetics
Understand how energy is transferred during chemical reactions. Learn to distinguish between exothermic and endothermic changes using energy profile diagrams.
0/2
Enthalpy Change and Energy Diagrams
Bond Energy and Reaction Enthalpy
Rate of Reactions
Explore the factors that affect reaction rates, including temperature, concentration, surface area, and catalysts. Use data to analyse trends and draw conclusions.
0/3
Factors Affecting Reaction Rates
Catalysts and Activation Energy
Investigating Reaction Rates
Organic Chemistry
Delve into hydrocarbons, alcohols, esters, and polymers. Understand functional groups, reactions, and environmental impacts.
0/4
Fuels, Crude Oil & Biofuels
Hydrocarbons – Alkanes and Alkenes
Alcohols and Carboxylic Acids
Polymers and Sustainability
Maintaining Air Quality
Understand air composition and common pollutants. Study the carbon cycle, acid rain, ozone depletion, and sustainable solutions to mitigate pollution.
0/2
Air Composition and Pollutants
Environmental Chemistry and Greenhouse Gases
Secondary 4 Chemistry
About Lesson

Understand how metals are ranked in the reactivity series based on their tendency to lose electrons. Learn to use the reactivity series to predict the outcomes of displacement reactions and metal-acid interactions.

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