500 prompts matching "The difference between a base and an alkali"
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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Spot my mistake: Oxidising a tertiary alkanol in an answer
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Spot my mistake: Describing nylon as an addition polymer
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Calculation practice: Calculating the number of repeating units from molar mass
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Quiz me: Concentrating an ore before extraction
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Quiz me: The charge fed into the blast furnace
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Practice set: The removal of impurities as slag
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Calculation practice: Calculating the mass of iron from a mass of haematite
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Practice set: The properties of aluminium
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Calculation practice: Calculating the electricity needed to extract aluminium
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Quiz me: The trends in physical properties down the group
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Practice set: The displacement reactions of the halogens
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Calculation practice: Calculating the volume of chlorine produced
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Calculation practice: Calculating the yield of sulphuric acid from sulphur
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Chemistry at work: Nitrogenous fertilisers in Nigerian farming
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Quiz me: The uses that follow from each carbon structure
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Exam practice: The tests that distinguish the two oxides of carbon
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Spot my mistake: Describing carbon monoxide as an acidic oxide
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Calculation practice: Calculating the carbon dioxide released by a mass of limestone
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