Unit study hub
Chemical Changes
Frozen cached curriculum unit.
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3
Topics
0
Objectives
8462
Spec
Chemistry
Subject
AqaGcseChemistry8462
Topics
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Reactivity of metals
Explain metal reactivity, metal oxides, displacement reactions, extraction by reduction and oxidation-reduction in terms of electrons.
Open topic hubReactions of acids
Describe acid reactions, neutralisation, soluble salt preparation, pH and the difference between strong and weak acids.
Open topic hubElectrolysis
Explain electrolysis of molten and aqueous ionic compounds, extraction by electrolysis and half equations at electrodes.
Open topic hubSample objectives