250 prompts matching "Comparing the fertiliser brands on sale locally"
Exam practice: Mild, medium and high carbon steel, and the use of each
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Describing limestone as the reducing agent
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Calculation practice: Calculating the mass of iron from a mass of ore
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Spot my mistake: Balancing a nuclear equation without checking the mass number
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Calculation practice: Calculating the amount remaining after several half-lives
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Teach me: The octet rule, and why atoms seek a full outer shell
You are my personal SS2 Chemistry tutor. Teach me the octet rule, and why atoms seek a ful
Exam practice: Single, double and triple covalent bonds
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Spot my mistake: Predicting ionic character from electronegativity difference
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Chemistry at work: Why ionic compounds conduct only when molten or dissolved
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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
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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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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Calculation practice: Balancing a redox equation in acidic solution
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Chemistry at work: Redox reactions in batteries and cells
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Teach me: The general physical properties of metals
You are my personal SS2 Chemistry tutor. Teach me the general physical properties of metal