164 prompts matching "Losing marks by dropping units mid-calculation"
Exam practice: The fractional distillation of crude oil
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Practice set: Sublimation as a method of separation
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Exam practice: Magnetic separation and the use of a separating funnel
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Practice set: Working out the particles present in a given atom
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Exam practice: Isotopy, with examples of isotopes
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Practice set: Valency deduced from electron configuration
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Exam practice: Ionisation and the formation of cations and anions
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Practice set: Writing the formulae of simple binary compounds
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Exam practice: The common radicals and the charges they carry
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Practice set: Writing an equation from a described reaction
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Practice set: Ionic equations for precipitation reactions
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Exam practice: Ionic equations for neutralisation
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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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Practice set: Drawing dot-and-cross diagrams for simple molecules
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Exam practice: Coordinate or dative bonding
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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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Practice set: The pressure law and its graph
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Exam practice: Converting between Celsius and Kelvin
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