236 prompts matching "Drawing dot-and-cross diagrams for simple molecules"
Real-life Nigeria: Alloys, and the reasons they are made
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Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
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Practice set: Assigning oxidation numbers in compounds and in ions
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Teach me: Reduction defined, and always paired with oxidation
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Quiz me: Identifying the oxidising agent and the reducing agent
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Spot my mistake: Assuming every metal is hard and dense
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Teach me: Ores, and what extraction means
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Quiz me: The link between reactivity and the method of extraction
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Spot my mistake: Proposing carbon reduction for a very reactive metal
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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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Teach me: The oxides of non-metals and their acidic nature
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Practice set: Making sulphur dioxide in the laboratory and testing it
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Teach me: The electrolytic cell and the parts it is made of
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Quiz me: Strong electrolytes and weak electrolytes compared
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Practice set: The electrolysis of brine and the products it gives
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Real-life Nigeria: Electroplating and metal purification in Nigeria
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Teach me: Chemical bonding and structure reviewed
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Practice set: Non-metals and their compounds reviewed
Act as my SS2 Chemistry tutor. Give me five practice questions on non-metals and their com