224 prompts matching "Describing a covalent compound as conducting when molten"
Practice set: Balancing a redox equation by half-equations
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Exam practice: The common oxidising and reducing agents and their tests
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Calculation practice: Balancing a redox equation in acidic solution
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Chemistry at work: Redox reactions in batteries and cells
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Explain back: Why metals conduct heat and electricity
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Practice set: Density, melting point and hardness across the metals
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Exam practice: The reactivity series and how it is established
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Calculation practice: Comparing metals by a density calculation
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Real-life Nigeria: Choosing the right metal for a given Nigerian use
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Explain back: Extraction by reduction with carbon
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Practice set: Extraction by electrolysis
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Real-life Nigeria: Nigeria's metal deposits and their exploitation
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Explain back: The allotropes shown by some non-metals
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Practice set: The chemical behaviour of metals and non-metals compared
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Calculation practice: Predicting a non-metal's valency from its group
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Real-life Nigeria: The non-metals essential to Nigerian agriculture
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Chemistry at work: Metalloids, and where they sit between the two
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Explain back: The preparation and properties of chlorine
I have just studied the preparation and properties of chlorine in my SS2 Chemistry class.
Practice set: Making sulphur dioxide in the laboratory and testing it
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