500 prompts matching "Groups and periods, and what each tells you"
Real-life Nigeria: Buffer solutions and how they resist a change in pH
Act as my SS3 Chemistry tutor. Show me where buffer solutions and how they resist a change
Chemistry at work: PH control in Nigerian food and water industries
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Real-life Nigeria: The salts used in Nigerian agriculture and food
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Project task: Preparing and crystallising a named salt
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Exam practice: The salts that do not hydrolyse, and why
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Real-life Nigeria: Hydrolysis and soil pH in Nigerian farming
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Chemistry at work: Hydrolysis and the choice of fertiliser
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Exam practice: Substitution with halogens, and the mechanism in outline
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Real-life Nigeria: The alkanes in Nigerian fuels and cooking gas
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Project task: Building models of the branched butanes and pentanes
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Real-life Nigeria: Polymerisation of alkenes and the plastics it gives
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Project task: Building models of ethene and of ethyne
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Exam practice: Esterification and the alkanoates
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Project task: Preparing an ester and recording its smell
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Chemistry at work: Alcohols and acids in Nigerian food and drink industries
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Exam practice: Thermoplastics and thermosetting plastics compared
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Real-life Nigeria: The uses and properties of the common plastics
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Chemistry at work: Plastic waste and the disposal problem in Nigerian cities
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Exam practice: The link between the reactivity series and the method used
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Real-life Nigeria: Refining and purifying an extracted metal
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