500 prompts matching "Chemistry at work: Thermochemistry in fuel selection for Nigerian industry"
Spot my mistake: The errors most often made in second-term SS1 Chemistry
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Spot my mistake: Confusing the anode with the cathode
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Spot my mistake: Assigning an oxidation number to the wrong atom
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Real-life Nigeria: Energy changes in Nigerian cooking fuels
Act as my SS1 Chemistry tutor. Show me where energy changes in Nigerian cooking fuels turn
Spot my mistake: Saying a catalyst is used up during a reaction
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Exam practice: The laboratory test for carbon dioxide
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Spot my mistake: The errors most often made in third-term SS1 Chemistry
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Spot my mistake: Choosing decantation where filtration is needed
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Practice set: Separating a mixture of two miscible liquids
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Spot my mistake: Using simple distillation on liquids with close boiling points
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Spot my mistake: Reading a chromatogram without marking the solvent front
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Exam practice: Ionisation and the formation of cations and anions
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Spot my mistake: Giving an ion the same configuration as its parent atom
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Practice set: Writing the formulae of simple binary compounds
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Spot my mistake: Writing a formula without balancing the charges
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Practice set: Writing an equation from a described reaction
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Spot my mistake: Altering subscripts in order to balance an equation
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Practice set: Ionic equations for precipitation reactions
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Exam practice: Ionic equations for neutralisation
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Spot my mistake: Leaving spectator ions in an ionic equation
Act as my SS1 Chemistry tutor. Show me a worked answer on leaving spectator ions in an ion