500 prompts matching "What a salt is, and the classes salts fall into"
Exam practice: Magnetic separation and the use of a separating funnel
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Spot my mistake: Reading a chromatogram without marking the solvent front
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Spot my mistake: Giving an ion the same configuration as its parent atom
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Real-life Nigeria: Why some elements react vigorously and others hardly at all
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Exam practice: The common radicals and the charges they carry
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Spot my mistake: Writing a formula without balancing the charges
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Quiz me: Spectator ions and how to spot them
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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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Real-life Nigeria: The elements Nigeria mines, and where they sit in the table
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Quiz me: Ionic bonding and the transfer of electrons
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Real-life Nigeria: The properties ionic and covalent compounds show
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Quiz me: Van der Waals forces and where they matter
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Real-life Nigeria: Hydrogen bonding and the behaviour of water
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Practice set: The pressure law and its graph
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Spot my mistake: Leaving the temperature in Celsius in a gas calculation
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Real-life Nigeria: The gas laws in Nigerian tyres and cylinders
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Quiz me: The general gas equation and the terms in it
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Exam practice: The ideal gas equation and the molar gas constant
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Spot my mistake: Using the wrong value of R for the units given
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