500 prompts matching "Oxidation numbers and how to assign them"
Chemistry at work: Nitrogenous fertilisers in Nigerian farming
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on nitrog
Spot my mistake: Describing carbon monoxide as an acidic oxide
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Spot my mistake: Assuming more fertiliser always means a better yield
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Spot my mistake: Calling zinc a typical transition metal
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Chemistry at work: Transition metals in Nigerian industry
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Quiz me: The preliminary tests carried out on an unknown salt
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Exam practice: Identifying cations with aqueous ammonia
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Calculation practice: Deducing an anion from a set of given observations
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Real-life Nigeria: The sources of error in an acid-base titration
Act as my SS3 Chemistry tutor. Show me where the sources of error in an acid-base titratio
Teach me: What makes a titration a redox titration
You are my personal SS3 Chemistry tutor. Teach me what makes a titration a redox titration
Quiz me: Potassium permanganate as a self-indicating titrant
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Exam practice: The conditions a redox titration requires
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Calculation practice: Calculating concentration from a redox titration
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Real-life Nigeria: Determining the purity of a sample by redox titration
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Exam practice: Calculating the e.m.f. of a cell
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Calculation practice: Calculating the rate constant from given data
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Calculation practice: Finding an equilibrium concentration from K
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Calculation practice: Calculating enthalpy change from enthalpies of formation
Act as my SS3 Chemistry tutor. Walk me through calculating enthalpy change from enthalpies
Quiz me: Identifying the functional group in a given structure
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Calculation practice: Deducing a structure from percentage composition
Act as my SS3 Chemistry tutor. Walk me through deducing a structure from percentage compos