250 prompts matching "What a salt is, and the classes salts fall into"
Real-life Nigeria: The properties of ionic and covalent compounds compared
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Exam practice: The structures of diamond, graphite and silica
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Spot my mistake: Explaining metallic conductivity by the movement of ions
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Real-life Nigeria: Alloys, and the reasons they are made
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Exam practice: Identifying the species oxidised in a reaction
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Spot my mistake: Calling the oxidising agent the substance that is oxidised
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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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Real-life Nigeria: Nigeria's metal deposits and their exploitation
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Practice set: The chemical behaviour of metals and non-metals compared
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Practice set: Making sulphur dioxide in the laboratory and testing it
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Practice set: Non-metals and their compounds reviewed
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Exam practice: Electrolysis and electrochemistry reviewed
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Spot my mistake: The errors most often made in first-term SS2 Chemistry
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Real-life Nigeria: Linking bonding, structure and properties together
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Practice set: Amphoteric substances and how they behave
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Real-life Nigeria: Buffer solutions and where they matter
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Exam practice: The procedure for a standard acid-base titration
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