250 prompts matching "Treating chemistry as a subject only about dangerous substances"
Chemistry at work: Why ionic compounds conduct only when molten or dissolved
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on why io
Spot my mistake: Treating concentration and strength as the same thing
Act as my SS2 Chemistry tutor. Show me a worked answer on treating concentration and stren
Chemistry at work: The petrochemicals made from oil and gas
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on the pe
Calculation practice: Predicting a substance's structure from its properties
Act as my SS2 Chemistry tutor. Walk me through predicting a substance's structure from its
Spot my mistake: Calling the oxidising agent the substance that is oxidised
Act as my SS2 Chemistry tutor. Show me a worked answer on calling the oxidising agent the
Practice set: Amphoteric substances and how they behave
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Explain back: Primary standards, and what makes a substance suitable
I have just studied primary standards, and what makes a substance suitable in my SS2 Chemi
Real-life Nigeria: Alloys, and the reasons they are made
Act as my SS2 Chemistry tutor. Show me where alloys, and the reasons they are made turns u
Explain back: The rules for assigning oxidation numbers
I have just studied the rules for assigning oxidation numbers in my SS2 Chemistry class. L
Practice set: Assigning oxidation numbers in compounds and in ions
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Chemistry at work: Redox reactions in batteries and cells
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Spot my mistake: Assuming every metal is hard and dense
Act as my SS2 Chemistry tutor. Show me a worked answer on assuming every metal is hard and
Exam practice: The extraction of iron in the blast furnace
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Calculation practice: Calculating the mass of metal obtainable from an ore
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Exam practice: The halogens as a family of non-metals
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Spot my mistake: Assuming all non-metals are gases
Act as my SS2 Chemistry tutor. Show me a worked answer on assuming all non-metals are gase
Chemistry at work: Metalloids, and where they sit between the two
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on metall
Exam practice: The tests that identify the common non-metal gases
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Spot my mistake: Describing a non-metal oxide as basic
Act as my SS2 Chemistry tutor. Show me a worked answer on describing a non-metal oxide as