500 prompts matching "Chemistry at work: How Mendeleev's table predicted undiscovered elements"
Spot my mistake: Using molar volume for a substance that is not a gas
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Practice set: Mass-to-mass calculations
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Exam practice: Mass-to-volume and volume-to-volume calculations
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Spot my mistake: Reading a mole ratio off an unbalanced equation
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Practice set: Reading values and crystallisation from a curve
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Exam practice: The titration curve for each acid-base combination
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Spot my mistake: Assuming pH 7 is neutral at every temperature
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Practice set: Preparing a soluble salt by titration
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Exam practice: Preparing an insoluble salt by precipitation
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Spot my mistake: Choosing a titration route for an insoluble salt
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Exam practice: The salts that do not hydrolyse, and why
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Spot my mistake: Writing an isomer that is really the same molecule
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Exam practice: The test that distinguishes saturated from unsaturated
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Exam practice: Esterification and the alkanoates
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Spot my mistake: Naming coke as the substance that removes the impurities
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Exam practice: The amphoteric nature of aluminium oxide and hydroxide
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Exam practice: The laboratory preparation and the tests for chlorine
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Spot my mistake: Predicting that iodine displaces chlorine
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Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Spot my mistake: Adding water to concentrated sulphuric acid
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