All Redox chemistry articles – Page 4
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Exhibition chemistryEasier equilibrium
How bailing buckets can support students’ grasp of Le Chatelier’s principle
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FeatureRecharging the future
As lithium-ion batteries are pushed to their limits, what technology could replace them?
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Exhibition chemistryCreating copper
Declan Fleming presents a beautiful demonstration with lots of teaching potential
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ResourceInvestigating the reaction between manganate(VII) and ethanedioate ions
Use a continuous monitoring method to investigate the redox reaction between potassium manganate(VII) and ethanedioate ions.
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ResourceThe best catalyst to decompose hydrogen peroxide
Develop learner’s ideas of catalysis with this open-ended problem using hydrogen peroxide.
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ResourceHelping an industrial chemist
Devise a method for making a copper catalyst dispersed on an aluminium oxide support.
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DemonstrationTurning ‘red wine’ into ‘water’
Use acidified potassium permanganate – or ‘red wine’ – to make ‘water’, ‘milk’ and ‘lemonade’ in this engaging demonstration. Includes kit list and safety instructions.
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DemonstrationThe silver mirror test with Tollens’ reagent
Try this practical to explore the mirror-making reaction between silver nitrate (Tollens’ reagent) and glucose. Includes kit list, video and safety instructions.
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DemonstrationHalogen reactions with iron wool
Illustrate an exothermic redox reaction by heating iron wool with chlorine, bromine and iodine with this demonstration. Includes kit list and safety instructions.
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Class experimentMicroscale extraction of copper
Try this practical to reduce copper(II) oxide to copper using hydrogen, revealing their positions in the reactivity series. Includes kit list and safety instructions.
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Class experimentInvestigating the solubility of lead halides
Encourage students to make and test predictions about the pattern of solubility among lead halides in this practical. Includes kit list and safety instructions.
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Exhibition chemistryNailing corrosion demonstrations
Declan Fleming presents an experiment to illustrate the electrochemistry of rusting
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ResourceAspects of the platinum group metals │16–18 years
A teaching and comprehension exercise based on the principles by which the platinum group metals are extracted and separated
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DemonstrationA simple oscillating reaction
Use this demonstration to illustrate an oscillating reaction as bromate ions oxidise malonic acid to carbon dioxide. Includes kit list and safety instructions.
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ResourceChemistry Vignettes: Transition Metal Fundamentals
A series of short screencast videos to introduce transition metal chemistry
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ResourceChemistry Vignettes: Electrochemistry
A series of short screencast videos to introduce electrochemistry
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Class experimentOxidation of ethanol
In this class practical, ethanol is oxidised by acidified sodium dichromate to form ethanal and then ethanoic acid. Includes kit list and safety instructions.
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Class experimentExtracting copper from copper(II) carbonate
Use this practical to produce copper from copper(II) carbonate, modelling the extraction of copper from malachite. Includes kit list and safety instructions.
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DemonstrationCatalysing the reaction of sodium thiosulfate and hydrogen peroxide
Illustrate the effect of a catalyst as sodium thiosulfate is oxidised by hydrogen peroxide in this demonstration. Includes kit list and safety instructions.