500 prompts matching "Exam practice: The halogens as a family of non-metals"
Explain back: Evaporation, crystallisation and distillation
I have just studied evaporation, crystallisation and distillation in my SS1 Chemistry clas
Spot my mistake: Choosing distillation where filtration would do
Act as my SS1 Chemistry tutor. Show me a worked answer on choosing distillation where filt
Real-life Nigeria: Separation methods in Nigerian salt and oil production
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Spot my mistake: Confusing temporary hardness with permanent hardness
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Real-life Nigeria: Water treatment in Nigerian towns
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Real-life Nigeria: Air pollution in Nigerian cities
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Quiz me: Symbols, formulae and equations reviewed
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Teach me: What electrolysis is
You are my personal SS1 Chemistry tutor. Teach me what electrolysis is, using a real Niger
Real-life Nigeria: Electroplating in Nigerian workshops
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Chemistry at work: Redox reactions in Nigerian industry
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on redox
Teach me: Why atoms bond at all
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Quiz me: Ionic bonding and how it forms
Act as my SS1 Chemistry tutor and quiz me on ionic bonding and how it forms. Ask five ques
Explain back: Activation energy and what it represents
I have just studied activation energy and what it represents in my SS1 Chemistry class. Le
Real-life Nigeria: Energy changes in Nigerian cooking fuels
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Spot my mistake: Saying a catalyst is used up during a reaction
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Real-life Nigeria: Controlling reaction rates in Nigerian food preservation
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Quiz me: Diamond and graphite compared
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Real-life Nigeria: Charcoal and coal in Nigerian use
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Quiz me: How carbon dioxide is made, and what it does
Act as my SS1 Chemistry tutor and quiz me on how carbon dioxide is made, and what it does.
Explain back: Carbon monoxide, and why it is dangerous
I have just studied carbon monoxide, and why it is dangerous in my SS1 Chemistry class. Le