500 prompts matching "Recognising oxidation in a given equation"
Exam practice: Removing permanent hardness by chemical and ion-exchange methods
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Expecting boiling to remove permanent hardness
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Calculation practice: Calculating the amount of softener required
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Project task: Comparing the lather from water samples in my area
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Chemistry at work: Hardness and the Nigerian water supply industry
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Explain back: The manufacture of nitrogenous fertilisers
I have just studied the manufacture of nitrogenous fertilisers in my SS3 Chemistry class.
Exam practice: The NPK rating and how to read it
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Spot my mistake: Assuming more fertiliser always means a better yield
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Calculation practice: Calculating the nitrogen content of a fertiliser
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Project task: Comparing the fertiliser brands on sale locally
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Chemistry at work: Fertiliser production and distribution in Nigeria
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Spot my mistake: Calling zinc a typical transition metal
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Real-life Nigeria: Complex ion formation and the ligands involved
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Project task: Observing colour changes in transition metal solutions
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Chemistry at work: Transition metals in Nigerian industry
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Teach me: The amines and their basic character
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Quiz me: Naming the simple amines
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Explain back: Amino acids and the peptide link
I have just studied amino acids and the peptide link in my SS3 Chemistry class. Let me exp
Practice set: Proteins, their structure and the tests for them
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Spot my mistake: Describing starch and cellulose as the same polymer
Act as my SS3 Chemistry tutor. Show me a worked answer on describing starch and cellulose