250 prompts matching "Exam practice: The laboratory preparation of hydrogen"
Explain back: The role of limestone and the removal of slag
I have just studied the role of limestone and the removal of slag in my SS2 Chemistry clas
Practice set: Turning pig iron into steel in the converter
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Exam practice: Nuclear fission and nuclear fusion distinguished
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Chemistry at work: The benefits and the hazards of nuclear chemistry
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Practice set: The cement industry in Nigeria
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Exam practice: A full SS2 Chemistry paper under examination conditions
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Spot my mistake: The errors most often made in third-term SS2 Chemistry
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Calculation practice: A mixed set of SS2 Chemistry calculations
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Calculation practice: Working out the change in oxidation number
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Calculation practice: Writing and using the equilibrium constant expression
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Calculation practice: Working out the repeating unit from a polymer structure
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Calculation practice: Calculating the amount remaining after several half-lives
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Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
You are my personal SS2 Chemistry tutor. Teach me oxidation defined by oxygen, by hydrogen
Teach me: The octet rule, and why atoms seek a full outer shell
You are my personal SS2 Chemistry tutor. Teach me the octet rule, and why atoms seek a ful
Teach me: The metallic bond and the delocalised electrons
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Explain back: Malleability and ductility in terms of structure
I have just studied malleability and ductility in terms of structure in my SS2 Chemistry c
Practice set: Giant structures and simple molecular structures compared
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Practice set: Assigning oxidation numbers in compounds and in ions
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Practice set: Balancing a redox equation by half-equations
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Practice set: Extraction by electrolysis
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