250 prompts matching "The preliminary tests carried out on an unknown salt"
Practice set: The chemical behaviour of metals and non-metals compared
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Real-life Nigeria: The non-metals essential to Nigerian agriculture
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Teach me: The oxides of non-metals and their acidic nature
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Practice set: Non-metals and their compounds reviewed
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Real-life Nigeria: Linking bonding, structure and properties together
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Chemistry at work: Preparing a revision plan for the SS2 first term
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Teach me: The Bronsted-Lowry definition of acids and bases
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Real-life Nigeria: Buffer solutions and where they matter
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Quiz me: The standard solution and how one is prepared
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Exam practice: The procedure for a standard acid-base titration
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Teach me: Enthalpy and the enthalpy change of a reaction
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Practice set: The standard enthalpies of combustion and of neutralisation
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Exam practice: The energy profile diagram and activation energy
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Quiz me: The factors that change the rate of a reaction
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Practice set: The effect of concentration and of pressure on equilibrium
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Calculation practice: Writing and using the equilibrium constant expression
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Teach me: The nature of a solution and the process of dissolving
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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Teach me: The composition and the layers of the atmosphere
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Exam practice: Solutions, water and the atmosphere reviewed
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions