250 prompts matching "Calculations on extraction yield and composition"
Practice set: Making sulphur dioxide in the laboratory and testing it
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Exam practice: The tests that identify the common non-metal gases
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Spot my mistake: Describing a non-metal oxide as basic
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Teach me: The electrolytic cell and the parts it is made of
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Practice set: The electrolysis of brine and the products it gives
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Exam practice: The electrolysis of molten and of aqueous compounds compared
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Spot my mistake: Predicting products without considering concentration
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Quiz me: Redox reactions reviewed
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Exam practice: Electrolysis and electrochemistry reviewed
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Chemistry at work: Preparing a revision plan for the SS2 first term
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Quiz me: Conjugate acid-base pairs
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Practice set: Amphoteric substances and how they behave
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Exam practice: The hydrolysis of salts and the pH that results
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Explain back: Primary standards, and what makes a substance suitable
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Practice set: The apparatus of volumetric analysis and its correct use
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Quiz me: Reading a titration results table
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Practice set: Finding the concentration of an unknown acid
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Exam practice: Finding the concentration of an unknown alkali
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Spot my mistake: Averaging titres that are not concordant
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Chemistry at work: The accuracy demanded of an analytical chemist
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