500 prompts matching "Assigning oxidation numbers in compounds and in ions"
Teach me: Ionic equations and what they leave out
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Quiz me: Spectator ions and how to spot them
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Spot my mistake: Leaving spectator ions in an ionic equation
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Chemistry at work: Ionic equations in analytical work
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Quiz me: Ionic bonding and the transfer of electrons
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Practice set: Drawing dot-and-cross diagrams for simple molecules
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Spot my mistake: Showing electron transfer in a covalent compound
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Calculation practice: Predicting a compound's formula from the bonding type
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Real-life Nigeria: The properties ionic and covalent compounds show
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Practice set: How structure determines melting and boiling point
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Exam practice: Converting between Celsius and Kelvin
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Quiz me: The general gas equation and the terms in it
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Calculation practice: Finding the volume of a gas under new conditions
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Chemistry at work: Gas calculations in Nigerian industry
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Exam practice: Where hard water helps, and where it hinders
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Exam practice: The reactions of alkalis with acids and with ammonium salts
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Quiz me: The common indicators and their colour changes
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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
Act as my SS1 Chemistry tutor. Give me five practice questions on the end point, and how i