500 prompts matching "The test that distinguishes an alkane from an alkene"
Exam practice: Nuclear chemistry reviewed
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Calculation practice: A mixed set of second-term SS3 chemistry calculations
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Exam practice: Past-question physical chemistry problems
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Spot my mistake: Losing marks by dropping units mid-calculation
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Calculation practice: Multi-step stoichiometry problems
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Exam practice: A full objective paper under examination conditions
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Calculation practice: A full calculation section under timed conditions
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Spot my mistake: Explaining a group trend by nuclear charge alone
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Spot my mistake: Describing a polar covalent bond as ionic
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Exam practice: Concentration expressed in moles per cubic decimetre
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Calculation practice: Multi-step mole conversions
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Exam practice: Graham's law of diffusion
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Spot my mistake: Using pressure in millimetres of mercury with R in SI units
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Exam practice: Solubility expressed in different units
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Spot my mistake: Assuming pH 7 is neutral at every temperature
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Spot my mistake: Assuming every salt solution is neutral
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Spot my mistake: Proposing carbon reduction for aluminium
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Exam practice: Converting pig iron into steel
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Spot my mistake: Describing aluminium oxide as purely basic
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Spot my mistake: Adding water to concentrated sulphuric acid
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