452 prompts matching "Potassium permanganate as a self-indicating titrant"
Exam practice: The fractional distillation of crude oil
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Spot my mistake: Using simple distillation on liquids with close boiling points
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Calculation practice: Reading a distillation temperature curve
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Chemistry at work: Distillation in the Nigerian refining industry
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Quiz me: Paper chromatography and how it is carried out
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Explain back: The Rf value and what it tells you
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Exam practice: Magnetic separation and the use of a separating funnel
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Spot my mistake: Reading a chromatogram without marking the solvent front
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Real-life Nigeria: Chromatography in Nigerian food and drug testing
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Quiz me: The nucleus and what it contains
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Explain back: How atomic number identifies an element
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Practice set: Working out the particles present in a given atom
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Exam practice: Isotopy, with examples of isotopes
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Spot my mistake: Thinking isotopes of an element react differently
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Real-life Nigeria: Radioactive isotopes and their uses in Nigeria
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Chemistry at work: The historical models of the atom compared
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Quiz me: Writing out an electron configuration
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Explain back: The octet rule and chemical stability
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Practice set: Valency deduced from electron configuration
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Exam practice: Ionisation and the formation of cations and anions
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