All Redox chemistry articles – Page 5
-
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.
-
Experiment
A 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.
-
Experiment
The ‘blue bottle’ experiment
In this demonstration, the redox indicator Methylene blue can be oxidised many times by shaking. Includes kit list and safety instructions.
-
Experiment
The 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.
-
Experiment
Electrolysis 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.
-
Resource
A transient red colour: the aqueous chemistry between iron (III) ions and sulphur oxoanions
Investigate the structure of sulphur compounds to suggest an explanation for the observed transient red colour in the reaction between sulphur dioxide and an aqueous solution of iron (III) ions.
-
Exhibition chemistry
Magic beakers
Declan Fleming shows you how to capture your students’ imaginations with spectacular demonstrations
-
-
-
Exhibition chemistry
Beyond the ‘blue bottle’
Using indigo carmine to produce a range of stunning colours
-
Exhibition chemistry
Balls of fire!
Another spectacular demonstration of the dehydrating properties of acid
-
The Mole
Batteries 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.
-
Exhibition chemistry
A visible reduction
Declan Fleming shows you how to capture your students’ imaginations with spectacular demonstrations
-
-
Resource
Which bleach is the best buy?
In Search of Solutions: Give consumer advice by determining the chlorine content of various bleach brands. Linking to topics on redox reactions, industrial technology and chlorine.
-
The Mole
What is vitamin C and how can we test for it?
Find out about vitamin C or ascorbic acid and try a short experiment to test for its presence using iodine in this article from our ‘Avogadro’s lab’ series.
-
Feature
Paper conservation
History is written on paper and chemistry is at the heart of paper conservation
-
-
Feature
Microscale chemistry revisited
Microscale techniques are unlikely to replace our traditional approach to chemistry education, but they do provide an extra dimension to our teaching strategies
-
![Feature microscale pg022 fig5 250 tcm18 216607[1]](https://d1ymz67w5raq8g.cloudfront.net/Pictures/100x67/9/4/2/113942_feature_microscale_pg022fig5_250_tcm182166071_353125.jpg)
