250 prompts matching "Chemistry at work: How the periodic table came to be arranged as it is"
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
Exam practice: The reactivity series and how it is established
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Practice set: Making sulphur dioxide in the laboratory and testing it
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Exam practice: The tests that identify the common non-metal gases
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Spot my mistake: The errors most often made in first-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in fi
Practice set: Amphoteric substances and how they behave
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Exam practice: The hydrolysis of salts and the pH that results
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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
Practice set: The apparatus of volumetric analysis and its correct use
Act as my SS2 Chemistry tutor. Give me five practice questions on the apparatus of volumet
Exam practice: The procedure for a standard acid-base titration
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Spot my mistake: Rinsing the burette with water before filling it
Act as my SS2 Chemistry tutor. Show me a worked answer on rinsing the burette with water b
Practice set: Finding the concentration of an unknown acid
Act as my SS2 Chemistry tutor. Give me five practice questions on finding the concentratio
Exam practice: Finding the concentration of an unknown alkali
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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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Spot my mistake: Saying a catalyst changes the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on saying a catalyst changes the po
Practice set: The effect of concentration and of pressure on equilibrium
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Exam practice: The effect of temperature on the position of equilibrium
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Spot my mistake: Claiming a catalyst shifts the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on claiming a catalyst shifts the p
Practice set: The solubility curve, and how to read it
Act as my SS2 Chemistry tutor. Give me five practice questions on the solubility curve, an