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Led by Antoine Lavoisier Simulacrum
The third module of the OCR GCSE Chemistry A course — chemical equations, conservation of mass, the mole, energetics, acids and bases, oxidation and reduction, and electrolysis. Hosted by Antoine Lavoisier Simulacrum.
Led by Antoine Lavoisier Simulacrum
The question
Chemical formulae and balanced equations · state symbols · conservation of mass · changes in mass in non-enclosed systems · the mole and Avogadro constant (Higher) · mass-mole conversions (Higher) · s...
Outcome
Demonstrates understanding of introducing chemical reactions. (Introducing Chemical Reactions)
Sub-units
Led by Antoine Lavoisier Simulacrum
The question
Exothermic and endothermic reactions · reaction profiles (activation energy, energy change) · bond breaking (endothermic) and bond making (exothermic) · calculating energy changes from bond energies...
Outcome
Demonstrates understanding of energetics. (Energetics)
Sub-units
Led by Antoine Lavoisier Simulacrum
The question
Oxidation and reduction (gain/loss of oxygen and electrons) · acids forming hydrogen ions · neutralisation (acid + alkali/base → salt + water) · reactions of acids with carbonates and metals · dilute/...
Outcome
Demonstrates understanding of types of chemical reactions. (Types of Chemical Reactions)
Sub-units
Led by Antoine Lavoisier Simulacrum
The question
Electrolysis of molten binary ionic compounds · predicting products at cathode and anode · electrolysis of aqueous solutions (competing reactions) · half equations (Higher) · inert and non-inert elect...
Outcome
Demonstrates understanding of electrolysis. (Electrolysis)
Sub-units