500 prompts matching "Predicting formulae and properties from position in the table"
Exam practice: The laboratory preparation of hydrogen
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Spot my mistake: Confusing temporary hardness with permanent hardness
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Calculation practice: Balancing a redox equation by oxidation number
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Chemistry at work: Redox reactions in Nigerian industry
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Spot my mistake: Describing a covalent compound as conducting when molten
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Exam practice: Heat of reaction, of neutralisation and of combustion
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Teach me: What the rate of a reaction means
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Spot my mistake: Saying a catalyst is used up during a reaction
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Teach me: The allotropes of carbon
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Exam practice: The uses of each allotrope of carbon
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Teach me: The oxides of carbon
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Exam practice: The laboratory test for carbon dioxide
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Calculation practice: Interpreting pollution measurement data
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Spot my mistake: Assuming every chemical is harmful
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Teach me: Electrolysis and redox reactions reviewed
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Exam practice: A full SS1 Chemistry paper under examination conditions
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Exam practice: Evaporation to dryness and its limitations
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Spot my mistake: Choosing decantation where filtration is needed
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Calculation practice: Calculating percentage recovery after a separation
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Chemistry at work: Separation work in Nigerian laboratories
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