500 prompts matching "Chemistry at work: Why ionic compounds conduct only when molten or dissolved"
Practice set: Predicting valency from the group number
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Exam practice: The properties of Group 1, Group 7 and Group 0
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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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Practice set: How structure determines melting and boiling point
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Exam practice: Giant and simple molecular structures compared
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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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Exam practice: Converting between Celsius and Kelvin
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Spot my mistake: Using the wrong value of R for the units given
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Spot my mistake: Confusing a solution with a suspension
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Exam practice: The reactions of alkalis with acids and with ammonium salts
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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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Exam practice: The uses of diamond and of graphite
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Practice set: Coke and the uses it is put to in industry
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