500 prompts matching "Proposing boiling as a cure for permanent hardness"
Practice set: The alkanoic acids and their naming
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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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Quiz me: Addition polymers and the monomers they come from
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Practice set: Naming a polymer from its monomer, and the reverse
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Practice set: Extraction by electrolysis, and when it is necessary
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Real-life Nigeria: Refining and purifying an extracted metal
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Real-life Nigeria: The types of steel and the uses of each
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Practice set: The properties of aluminium
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Real-life Nigeria: The uses of aluminium and of its alloys
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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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Spot my mistake: Predicting that iodine displaces chlorine
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Real-life Nigeria: The halogens and their compounds in daily use
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Quiz me: The preparation and properties of sulphur dioxide
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Practice set: The properties and reactions of sulphuric acid
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Spot my mistake: Adding water to concentrated sulphuric acid
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Real-life Nigeria: The uses of sulphuric acid in industry
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Quiz me: The laboratory and industrial preparation of nitrogen
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Practice set: The Haber process and the conditions it uses
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