500 prompts matching "A mixed set of second-term SS2 chemistry calculations"
Exam practice: The salts that do not hydrolyse, and why
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Spot my mistake: Assuming every salt solution is neutral
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Real-life Nigeria: Hydrolysis and soil pH in Nigerian farming
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Exam practice: Substitution with halogens, and the mechanism in outline
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Spot my mistake: Writing an isomer that is really the same molecule
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Real-life Nigeria: The alkanes in Nigerian fuels and cooking gas
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Exam practice: The test that distinguishes saturated from unsaturated
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Spot my mistake: Predicting a substitution reaction for an alkene
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Exam practice: Esterification and the alkanoates
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Spot my mistake: Oxidising a tertiary alkanol in an answer
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Real-life Nigeria: Ethanol production by fermentation in Nigeria
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Project task: Preparing an ester and recording its smell
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Spot my mistake: Describing nylon as an addition polymer
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Project task: Surveying the plastics used in my own home
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Exam practice: The link between the reactivity series and the method used
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Spot my mistake: Proposing carbon reduction for aluminium
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Real-life Nigeria: Refining and purifying an extracted metal
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Project task: Mapping Nigeria's metal ore deposits
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Exam practice: Converting pig iron into steel
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Spot my mistake: Naming coke as the substance that removes the impurities
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