250 prompts matching "The characteristic chemistry of Groups 1, 2, 7 and 0"
Explain back: The soap and detergent industry in Nigeria
I have just studied the soap and detergent industry in Nigeria in my SS2 Chemistry class.
Exam practice: The paint and textile industries in Nigeria
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Real-life Nigeria: The SS2 Chemistry topics I still need to practise
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Calculation practice: Predicting a non-metal's valency from its group
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Calculation practice: Preparing a solution of a stated concentration
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Exam practice: Measuring rate by volume of gas or by loss of mass
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Calculation practice: Calculating rate from a graph of concentration against time
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Exam practice: Single, double and triple covalent bonds
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Chemistry at work: Why ionic compounds conduct only when molten or dissolved
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Quiz me: The properties that metallic bonding explains
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Practice set: Giant structures and simple molecular structures compared
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Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
You are my personal SS2 Chemistry tutor. Teach me oxidation defined by oxygen, by hydrogen
Practice set: Assigning oxidation numbers in compounds and in ions
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Exam practice: Identifying the species oxidised in a reaction
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Calculation practice: Working out the change in oxidation number
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Teach me: Reduction defined, and always paired with oxidation
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Spot my mistake: Calling the oxidising agent the substance that is oxidised
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Quiz me: Where the metals sit in the periodic table
Act as my SS2 Chemistry tutor and quiz me on where the metals sit in the periodic table. A