All Redox chemistry articles – Page 6
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Class experimentPreventing rust
Try this practical to test methods for preventing rust on iron nails, including painting, greasing and sacrificial protection. Includes kit list and safety instructions.
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DemonstrationThe composition and formula of water
Determine the formula of water through the reaction of copper(II) oxide with hydrogen and develop learners’ mole calculation skills with this demonstration and follow-up questions
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DemonstrationThe ‘breathalyser’ reaction | 16–18 years
Try this demonstration to recreate an early ‘breathalyser’ test, passing ethanol vapour through potassium dichromate. Includes kit list and safety instructions
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Class experimentA red–blue oscillating reaction
Use this practical or demonstration to provide a visual illustration of an oscillating reaction and redox equilibria. Includes kit list and safety instructions.
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ResourceProblem based practical activities
Discover how chemistry can relate to real world problems, so students can put their science knowledge into context.
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ResourceOxidation numbers
This activity introduces oxidation numbers by giving a conceptual foundation for them in terms of electron accounting and polar bonds. It then shows how the model used so far needs refining.
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DemonstrationA spontaneous exothermic reaction
Illustrate the reaction between glycerol and potassium manganate(VII) to produce flames and steam in this demonstration. Includes kit list and safety instructions.
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DemonstrationThe ‘blue bottle’ experiment
In this demonstration, the redox indicator Methylene blue can be oxidised many times by shaking. Includes kit list and safety instructions.
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DemonstrationThe thermite reaction between aluminium and iron(III) oxide
Illustrate a highly exothermic thermite reaction resulting in molten iron in this teacher demonstration. Includes kit list and safety instructions.
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Class experimentElectrolysis of copper(II) sulfate solution
Explore the electrolysis of copper(II) sulfate solution and related industrial processes with this class experiment. Includes kit list and safety instructions.
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ResourceA transient red colour: the aqueous chemistry between iron (III) ions and sulfur oxoanions
An exploration into bonding in sulphur oxoanions, and redox reactions. Contains kit list and safety instructions.
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Exhibition chemistryMagic beakers
Declan Fleming shows you how to capture your students’ imaginations with spectacular demonstrations
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Exhibition chemistryBeyond the ‘blue bottle’
Using indigo carmine to produce a range of stunning colours
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Exhibition chemistryBalls of fire!
Another spectacular demonstration of the dehydrating properties of acid
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The MoleBatteries and electrochemical cells
Investigate the chemistry behind the battery in your smartphone and find out how you can build a simple electrochemical cell from everyday items in your house.
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Exhibition chemistryA visible reduction
Declan Fleming shows you how to capture your students’ imaginations with spectacular demonstrations
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Class experimentElectrochromic polymer
Can polymers conduct electricity as well as metals? Using this experiment, learners will discover how the two materials differ. Includes kit list and safety instructions
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ResourceWhich bleach is the best buy?
Which bleach is best? By investigating this question, learners will discover more about redox reactions. Includes kit list and safety instruction.