500 prompts matching "Corrosion of pipelines and bridges in Nigeria"
Practice set: Fractional distillation and what it separates
Act as my SS1 Chemistry tutor. Give me five practice questions on fractional distillation
Exam practice: Chromatography and how it works
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Spot my mistake: Choosing distillation where filtration would do
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Project task: Separating a mixture at home
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Spot my mistake: Confusing temporary hardness with permanent hardness
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Project task: Testing water hardness in my own area
Act as my SS1 Chemistry tutor. Set me a short practical or research task on testing water
Exam practice: Combustion and the conditions it requires
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Spot my mistake: Treating air as a compound rather than a mixture
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Quiz me: Symbols, formulae and equations reviewed
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Practice set: Acids, bases and salts reviewed
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Exam practice: The periodic table and separation techniques reviewed
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Quiz me: Electrolytes and non-electrolytes
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Exam practice: The factors that determine which ion is discharged
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Spot my mistake: Confusing the anode with the cathode
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Practice set: Oxidation numbers and how to assign them
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Spot my mistake: Assigning an oxidation number to the wrong atom
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Calculation practice: Balancing a redox equation by oxidation number
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Spot my mistake: Describing a covalent compound as conducting when molten
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Practice set: Enthalpy change and its sign convention
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Spot my mistake: Giving an exothermic change a positive enthalpy
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