500 prompts matching "Chemistry at work: Redox reactions in batteries and cells"
Calculation practice: Predicting formulae and properties from position in the table
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Practice set: Writing s, p and d electron configurations
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Chemistry at work: How spectra reveal electronic structure
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Practice set: Dative covalent bonding and where it occurs
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Calculation practice: Limiting reagent and percentage yield calculations
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Practice set: Reading values and crystallisation from a curve
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Calculation practice: Calculating the products of complete and incomplete combustion
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Explain back: Reduction with carbon, and when it works
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Exam practice: The amphoteric nature of aluminium oxide and hydroxide
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Exam practice: The laboratory preparation and the tests for chlorine
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Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Spot my mistake: Treating dilute and concentrated nitric acid alike
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Calculation practice: Calculating the mass of ammonia from nitrogen and hydrogen
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Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Exam practice: The NPK rating and how to read it
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Calculation practice: Working out the oxidation state in a complex ion
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Quiz me: Testing for carbonate and for hydrogencarbonate
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Explain back: Testing for sulphate and for sulphite
I have just studied testing for sulphate and for sulphite in my SS3 Chemistry class. Let m
Real-life Nigeria: Identifying a salt from combined cation and anion tests
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Real-life Nigeria: Determining the purity of a sample by redox titration
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