500 prompts matching "Exam practice: Finding the concentration of an unknown alkali"
Real-life Nigeria: Chemistry in Nigerian homes and markets
Act as my SS1 Chemistry tutor. Show me where chemistry in Nigerian homes and markets turns
Quiz me: The major chemical industries in Nigeria
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Real-life Nigeria: Siting a chemical plant, and what must be considered
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Spot my mistake: Saying the particles themselves melt when a solid melts
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Real-life Nigeria: Particle behaviour in Nigerian everyday observations
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Explain back: Atomic number and mass number
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Real-life Nigeria: Isotopes in Nigerian medicine and agriculture
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Quiz me: Valency, and how it is worked out from configuration
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Explain back: Ions, and how an atom becomes one
I have just studied ions, and how an atom becomes one in my SS1 Chemistry class. Let me ex
Spot my mistake: Filling electron shells in the wrong order
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Real-life Nigeria: Why the noble gases are unreactive
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Quiz me: How the kinetic theory explains the three states
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Real-life Nigeria: Chemical formulae on Nigerian product labels
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Chemistry at work: Why chemists use one shared symbolic language
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Calculation practice: Calculating masses that combine in a fixed ratio
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Quiz me: Avogadro's number and what it counts
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Explain back: Molar mass and how it is found
I have just studied molar mass and how it is found in my SS1 Chemistry class. Let me expla
Explain back: Naming compounds of metals with variable valency
I have just studied naming compounds of metals with variable valency in my SS1 Chemistry c
Spot my mistake: Leaving out the oxidation state where it is needed
Act as my SS1 Chemistry tutor. Show me a worked answer on leaving out the oxidation state
Calculation practice: Deducing a formula from a systematic name
Act as my SS1 Chemistry tutor. Walk me through deducing a formula from a systematic name a