500 prompts matching "The limiting reagent, and how to identify it"
Exam practice: The link between the reactivity series and the method used
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Teach me: The ores of iron and their composition
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Teach me: The occurrence of aluminium and the ore bauxite
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Calculation practice: Calculating the electricity needed to extract aluminium
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Explain back: The trend in reactivity and in oxidising power
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Exam practice: The laboratory preparation and the tests for chlorine
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Calculation practice: Calculating the mass of ammonia from nitrogen and hydrogen
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Exam practice: Transition metals and their compounds as catalysts
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Explain back: Choosing the indicator for a strong-weak titration
I have just studied choosing the indicator for a strong-weak titration in my SS3 Chemistry
Practice set: Identifying cations with sodium hydroxide solution
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Real-life Nigeria: Identifying a salt from combined cation and anion tests
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Exam practice: Identifying cations with aqueous ammonia
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Chemistry at work: Recording observations and inferences in the WAEC format
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Spot my mistake: Including a rough titre in the average
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Practice set: Iodine and thiosulphate titrations
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Spot my mistake: Using hydrochloric acid to acidify a permanganate titration
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Real-life Nigeria: The Daniell cell and the dry cell
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Spot my mistake: Assuming the order matches the stoichiometric coefficient
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Real-life Nigeria: Reaction mechanisms and the rate-determining step
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Real-life Nigeria: Equilibrium in the manufacture of ammonia and sulphuric acid
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