250 prompts matching "Exam practice: The uses of each allotrope of carbon"
Practice set: Homogeneous and heterogeneous catalysis
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Quiz me: What causes temporary and what causes permanent hardness
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Practice set: Chemical equilibrium reviewed
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Explain back: Saturated and unsaturated hydrocarbons
I have just studied saturated and unsaturated hydrocarbons in my SS2 Chemistry class. Let
Real-life Nigeria: Hydrocarbons in Nigerian fuels
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Practice set: Half-life and what it means
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Practice set: Nuclear chemistry at SS2 level reviewed
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Quiz me: The properties that metallic bonding explains
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Calculation practice: Predicting a substance's structure from its properties
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Real-life Nigeria: Alloys, and the reasons they are made
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Explain back: The rules for assigning oxidation numbers
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Quiz me: Identifying the oxidising agent and the reducing agent
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Explain back: Why oxidation and reduction always occur together
I have just studied why oxidation and reduction always occur together in my SS2 Chemistry
Spot my mistake: Calling the oxidising agent the substance that is oxidised
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Calculation practice: Balancing a redox equation in acidic solution
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Quiz me: Where the metals sit in the periodic table
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Calculation practice: Comparing metals by a density calculation
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Real-life Nigeria: Choosing the right metal for a given Nigerian use
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Real-life Nigeria: Nigeria's metal deposits and their exploitation
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