500 prompts matching "Assigning an oxidation number without checking the overall charge"
Exam practice: The conditions a redox titration requires
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Spot my mistake: Using hydrochloric acid to acidify a permanganate titration
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Real-life Nigeria: Determining the purity of a sample by redox titration
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Chemistry at work: Redox titration in Nigerian industrial testing
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Practice set: Predicting from electrode potentials whether a reaction occurs
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Exam practice: Calculating the e.m.f. of a cell
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Spot my mistake: Reversing the sign of a half-cell potential wrongly
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Calculation practice: Applying Faraday's laws to an electrolysis calculation
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Chemistry at work: Electrolysis in Nigerian aluminium and chlorine production
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Teach me: Rate of reaction defined and measured
You are my personal SS3 Chemistry tutor. Teach me rate of reaction defined and measured, using a real Nigerian example so I actually understand it. Break the explanation into clear steps and check I have followed each one before moving on. Finish with one short question for me to try.
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Spot my mistake: Assuming the order matches the stoichiometric coefficient
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Spot my mistake: Including a pure solid in an equilibrium expression
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Calculation practice: Finding an equilibrium concentration from K
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Teach me: Standard conditions and standard enthalpy changes
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Quiz me: Enthalpies of formation, combustion and neutralisation
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Explain back: Bond enthalpy and its use in estimating heat of reaction
I have just studied bond enthalpy and its use in estimating heat of reaction in my SS3 Che
Calculation practice: Calculating enthalpy change from enthalpies of formation
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Quiz me: Identifying the functional group in a given structure
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Spot my mistake: Naming a compound from the wrong functional group priority
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Real-life Nigeria: The tests that distinguish the functional groups
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