500 prompts matching "Exam practice: The structures of diamond, graphite and silica"
Chemistry at work: Why the mole underpins all quantitative chemistry
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Calculation practice: Solving an ideal gas equation problem
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Spot my mistake: Reading a solubility curve without checking the units
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Real-life Nigeria: Fractional crystallisation and purification
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Quiz me: Strong and weak acids and bases
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Chemistry at work: PH control in Nigerian food and water industries
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Quiz me: The solubility rules for the common salts
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Explain back: Preparing a soluble salt from an acid and a metal
I have just studied preparing a soluble salt from an acid and a metal in my SS3 Chemistry
Project task: Preparing and crystallising a named salt
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Quiz me: Predicting whether a salt solution is acidic or basic
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Real-life Nigeria: Hydrolysis and soil pH in Nigerian farming
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Quiz me: Naming straight-chain and branched alkanes
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Spot my mistake: Writing an isomer that is really the same molecule
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Chemistry at work: Alkanes as feedstock for the petrochemical industry
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Quiz me: Naming alkenes and alkynes with position numbers
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Chemistry at work: Alkenes in the Nigerian plastics industry
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Quiz me: Primary, secondary and tertiary alkanols distinguished
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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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Explain back: Reduction with carbon, and when it works
I have just studied reduction with carbon, and when it works in my SS3 Chemistry class. Le