All RSC Education articles in Non-EiC content – Page 67
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Helping an industrial chemist
Devise a method for making a copper catalyst dispersed on an aluminium oxide support.
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What compound? Identify and analyse
Learners can devise their own testing system to identify the nature of a mystery compound.
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Amino acids and hair growth
Discover how quickly human hair grows, and develop learner’s understanding of amino acids too.
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H⁺ ions in water
Allow learners the chance to develop their own testing methods to identify H+ ions in samples of water.
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Identifying four unknown solutions
Allow learner’s the opportunity to devise their own testing protocols to identify chloride ions in four solutions.
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Finding the right ionic compound
Devise a procedure to identify four solids and then use this to carry out the identification.
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Find the pattern - metals
Consider data on the specific heat capacities for some metals and solve three problems related to those data.
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Find the pattern - alcohols
Consider data on the densities of six primary alcohols and solve four problems based on those data.
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Find the chloride
Devise experiments to determine which of five solids is the chloride by using chemicals and apparatus in the laboratory.
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Cobalt complexes
Devise structures for cobalt complexes given, decide how to distinguish between the four complexes, and identify some properties that are the same for all four complexes.
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Which detergent is best?
Explain two observations related to the production of a jelly-like solid when two detergents were used in combination.
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Catalase enzyme reactions
Using four distinct questions, with open-ended methods, to explore catalysts and enzymes.
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Carbon and copper oxide
Create tests to identify carbon and copper oxide, using knowledge of acids, redox reactions, and metal oxides.
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Empty space in gaseous argon
How much ‘empty space’ is in a sample of gaseous argon? Students use their knowledge of Avogadro’s number and the concept of atomic size to find out.
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Measuring CO2 from reactions
Use chemicals and apparatus, devise experiments and determine the amount of carbon dioxide that can be obtained from a mixture of two solids
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Reacting aluminium foil with acid
React aluminium foil and hydrochloric acid with a range of catalysts to discover which serves the reaction best.
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Defining a ‘weak’ acid
Starting from its Ka (or pKa) value, learners calculate as much information as you need to show what is meant by ‘weak’ in weak acid.
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Detecting copper in black solids
Devise experiments to identify a black solid sample by using chemicals and apparatus in the laboratory.
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Identifying five unknown white solids
Learners are provided with five mystery white solids, and need to devise their own experiments to identify each.