250 prompts matching "Chemistry at work: Deciding which optional questions to attempt"
Practice set: Homogeneous and heterogeneous catalysis
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Practice set: The effect of concentration and of pressure on equilibrium
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Practice set: The solubility curve, and how to read it
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Practice set: The stages of municipal water treatment
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Practice set: The homologous series and its general features
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Practice set: Natural polymers and synthetic polymers compared
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Practice set: Cracking and reforming, and what each achieves
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Exam practice: Converting ammonia into nitrogenous fertiliser
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Practice set: Turning pig iron into steel in the converter
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Practice set: Half-life and what it means
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Quiz me: The formation of an ionic bond in sodium chloride
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Explain back: The lattice structure of an ionic compound
I have just studied the lattice structure of an ionic compound in my SS2 Chemistry class.
Spot my mistake: Predicting ionic character from electronegativity difference
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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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Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
You are my personal SS2 Chemistry tutor. Teach me oxidation defined by oxygen, by hydrogen
Quiz me: Recognising oxidation in a given equation
Act as my SS2 Chemistry tutor and quiz me on recognising oxidation in a given equation. As
Explain back: The rules for assigning oxidation numbers
I have just studied the rules for assigning oxidation numbers in my SS2 Chemistry class. L
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
Act as my SS2 Chemistry tutor. Show me where oxidation in the rusting of Nigerian roofing