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5 of 5 objectives have lessons · 0 studied · 0 secure
What Cambridge says you should be able to do, in our words. Codes are the topic number plus the objective’s position.
Calculate the oxidation numbers of elements in compounds and ions.
Taught in: Oxidation numbers: the bookkeeping number of redox, Peroxides, hydrides and Roman numerals · 10 questions
Use changes in oxidation numbers to help balance chemical equations.
Taught in: Balancing redox equations with oxidation numbers · 7 questions
Explain and use the terms redox, oxidation, reduction and disproportionation in terms of electron transfer and changes in oxidation number.
Taught in: Disproportionation: one element, two directions, Electron transfer: who loses, who gains, who is the agent · 9 questions
Explain and use the terms oxidising agent and reducing agent.
Taught in: Electron transfer: who loses, who gains, who is the agent · 3 questions
Use a Roman numeral to indicate the magnitude of the oxidation number of an element.
Taught in: Peroxides, hydrides and Roman numerals · 4 questions