171 prompts matching "Using bond enthalpies for a reaction involving liquids"
Practice set: Assigning oxidation numbers in compounds and in ions
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Real-life Nigeria: Oxidation in the rusting of Nigerian roofing sheets
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Quiz me: Identifying the oxidising agent and the reducing agent
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Practice set: Balancing a redox equation by half-equations
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Spot my mistake: Calling the oxidising agent the substance that is oxidised
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Quiz me: Where the metals sit in the periodic table
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Practice set: Density, melting point and hardness across the metals
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Spot my mistake: Assuming every metal is hard and dense
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Quiz me: The link between reactivity and the method of extraction
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Practice set: Extraction by electrolysis
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Real-life Nigeria: Nigeria's metal deposits and their exploitation
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Quiz me: Where the non-metals sit in the periodic table
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Practice set: The chemical behaviour of metals and non-metals compared
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Spot my mistake: Assuming all non-metals are gases
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Real-life Nigeria: The non-metals essential to Nigerian agriculture
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Quiz me: The hydrides of the non-metals
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Practice set: Making sulphur dioxide in the laboratory and testing it
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Spot my mistake: Describing a non-metal oxide as basic
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