500 prompts matching "Chemistry at work: Alkanes as feedstock for the petrochemical industry"
Spot my mistake: Altering subscripts in order to balance an equation
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Spot my mistake: Leaving spectator ions in an ionic equation
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Practice set: Predicting valency from the group number
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Spot my mistake: Placing hydrogen wrongly in the periodic table
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Practice set: Drawing dot-and-cross diagrams for simple molecules
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Spot my mistake: Confusing a bond within a molecule with a force between molecules
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Practice set: The pressure law and its graph
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Practice set: Molar volume and its value at s.t.p.
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Practice set: Removing permanent hardness from water
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Spot my mistake: Calling every base an alkali
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Practice set: Measuring pH with paper and with a meter
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Spot my mistake: Reading a pH of 7 as meaning no ions are present
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Practice set: The end point, and how it is recognised
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Spot my mistake: Reading a burette from the wrong part of the meniscus
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Practice set: The structure of graphite and the properties it gives
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Spot my mistake: Explaining graphite's conductivity by the wrong structure
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Practice set: Coke and the uses it is put to in industry
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Practice set: Carbon monoxide, its preparation and its danger
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Exam practice: Naming simple alkanes, alkenes and alkynes
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Spot my mistake: Naming a branched chain from the wrong end
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