500 prompts matching "Extraction by electrolysis, and when it is necessary"
Quiz me: Homogeneous and heterogeneous mixtures
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Spot my mistake: Choosing decantation where filtration is needed
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Spot my mistake: Thinking isotopes of an element react differently
Act as my SS1 Chemistry tutor. Show me a worked answer on thinking isotopes of an element
Quiz me: Writing out an electron configuration
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Quiz me: Word equations and chemical equations compared
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Spot my mistake: Altering subscripts in order to balance an equation
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Calculation practice: Checking that an equation balances by counting atoms
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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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Quiz me: Periods, groups and blocks
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Spot my mistake: Placing hydrogen wrongly in the periodic table
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Quiz me: Ionic bonding and the transfer of electrons
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Spot my mistake: Showing electron transfer in a covalent compound
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Quiz me: Van der Waals forces and where they matter
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Quiz me: Boyle's law stated and illustrated
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Spot my mistake: Leaving the temperature in Celsius in a gas calculation
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Quiz me: Temporary hardness and permanent hardness
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Quiz me: The difference between a base and an alkali
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Spot my mistake: Calling every base an alkali
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Quiz me: The common indicators and their colour changes
Act as my SS1 Chemistry tutor and quiz me on the common indicators and their colour change