250 prompts matching "Researching chlorine's part in Nigerian water treatment"
Practice set: Assigning oxidation numbers in compounds and in ions
Act as my SS2 Chemistry tutor. Give me five practice questions on assigning oxidation numb
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
Act as my SS2 Chemistry tutor. Show me a worked answer on assigning an oxidation number wi
Calculation practice: Working out the change in oxidation number
Act as my SS2 Chemistry tutor. Walk me through working out the change in oxidation number
Quiz me: Identifying the oxidising agent and the reducing agent
Act as my SS2 Chemistry tutor and quiz me on identifying the oxidising agent and the reduc
Explain back: Why oxidation and reduction always occur together
I have just studied why oxidation and reduction always occur together in my SS2 Chemistry
Practice set: Balancing a redox equation by half-equations
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Exam practice: The common oxidising and reducing agents and their tests
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Spot my mistake: Calling the oxidising agent the substance that is oxidised
Act as my SS2 Chemistry tutor. Show me a worked answer on calling the oxidising agent the
Calculation practice: Balancing a redox equation in acidic solution
Act as my SS2 Chemistry tutor. Walk me through balancing a redox equation in acidic soluti
Quiz me: Where the metals sit in the periodic table
Act as my SS2 Chemistry tutor and quiz me on where the metals sit in the periodic table. A
Explain back: Why metals conduct heat and electricity
I have just studied why metals conduct heat and electricity in my SS2 Chemistry class. Let
Practice set: Density, melting point and hardness across the metals
Act as my SS2 Chemistry tutor. Give me five practice questions on density, melting point a
Spot my mistake: Assuming every metal is hard and dense
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Calculation practice: Comparing metals by a density calculation
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Quiz me: The link between reactivity and the method of extraction
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Explain back: Extraction by reduction with carbon
I have just studied extraction by reduction with carbon in my SS2 Chemistry class. Let me
Exam practice: The extraction of iron in the blast furnace
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Spot my mistake: Proposing carbon reduction for a very reactive metal
Act as my SS2 Chemistry tutor. Show me a worked answer on proposing carbon reduction for a
Calculation practice: Calculating the mass of metal obtainable from an ore
Act as my SS2 Chemistry tutor. Walk me through calculating the mass of metal obtainable fr