500 prompts matching "Working out the formula of an ionic compound from its charges"
Exam practice: The conditions a redox titration requires
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Spot my mistake: Using hydrochloric acid to acidify a permanganate titration
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Practice set: Predicting from electrode potentials whether a reaction occurs
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Calculation practice: Applying Faraday's laws to an electrolysis calculation
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Spot my mistake: Assuming the order matches the stoichiometric coefficient
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Spot my mistake: Including a pure solid in an equilibrium expression
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Calculation practice: Finding an equilibrium concentration from K
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Practice set: Kinetics and equilibrium reviewed
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Exam practice: Thermochemistry reviewed
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Practice set: Reforming, isomerisation and octane number
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Spot my mistake: Assuming every fuel burns to carbon dioxide and water alone
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Spot my mistake: Assuming every coloured substance is a dye
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Exam practice: Galvanising, sacrificial protection and cathodic protection
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Explain back: Acid rain, its chemistry and its effects
I have just studied acid rain, its chemistry and its effects in my SS3 Chemistry class. Le
Exam practice: Heavy metal pollution and its effects on health
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Spot my mistake: Treating carbon dioxide as a toxic pollutant
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Calculation practice: Interpreting pollutant concentration data
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Exam practice: Distillation, reverse osmosis and desalination
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Explain back: Writing and balancing nuclear equations
I have just studied writing and balancing nuclear equations in my SS3 Chemistry class. Let
Calculation practice: Calculating the activity remaining after several half-lives
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