500 prompts matching "Chemistry at work: Metalloids, and where they sit between the two"
Quiz me: The preparation and properties of sulphur dioxide
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Quiz me: The laboratory and industrial preparation of nitrogen
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Explain back: Ammonia, its preparation and its properties
I have just studied ammonia, its preparation and its properties in my SS3 Chemistry class.
Explain back: The preparation and properties of carbon dioxide
I have just studied the preparation and properties of carbon dioxide in my SS3 Chemistry c
Teach me: What hardness is, and what causes it
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Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.
Exam practice: Identifying cations with aqueous ammonia
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Exam practice: Recording and averaging concordant titres
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Exam practice: The conditions a redox titration requires
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Exam practice: Calculating the e.m.f. of a cell
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Real-life Nigeria: The Daniell cell and the dry cell
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Exam practice: Applying Le Chatelier's principle to industrial processes
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Real-life Nigeria: Equilibrium in the manufacture of ammonia and sulphuric acid
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Real-life Nigeria: Entropy and the feasibility of a reaction
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Exam practice: Thermochemistry reviewed
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Real-life Nigeria: A practical planning task across the first term's work
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Exam practice: The products of complete and of incomplete combustion
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Exam practice: The action of soap in hard water
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Exam practice: Mordants and the fixing of a dye
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Real-life Nigeria: Adire and indigo dyeing in Nigeria
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