250 prompts matching "Chemistry at work: The newer forms of carbon and what they promise"
Spot my mistake: Explaining metallic conductivity by the movement of ions
Act as my SS2 Chemistry tutor. Show me a worked answer on explaining metallic conductivity
Exam practice: The extraction of iron in the blast furnace
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Practice set: The chemical behaviour of metals and non-metals compared
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Exam practice: The halogens as a family of non-metals
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Practice set: The electrolysis of brine and the products it gives
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Exam practice: The electrolysis of molten and of aqueous compounds compared
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Calculation practice: Preparing a solution of a stated concentration
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Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Exam practice: Measuring rate by volume of gas or by loss of mass
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Calculation practice: Calculating rate from a graph of concentration against time
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Exam practice: The IUPAC rules for naming straight-chain hydrocarbons
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Calculation practice: Deducing a molecular formula from a general formula
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Practice set: The alkenes, their general formula and their structure
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Practice set: The alkanoic acids, their general formula and their naming
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Exam practice: The reactions of the alkanoic acids
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Exam practice: The uses of the common plastics
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Practice set: Cracking and reforming, and what each achieves
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Exam practice: The uses of each petroleum fraction
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Real-life Nigeria: The properties of ionic and covalent compounds compared
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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