All Redox chemistry articles – Page 3
-
ResourceRedox 16–18
Engage your students in redox chemistry using these Starter for ten questions covering topics like oxidation and reduction, extraction of metals and displacement reactions of the halogens.
-
IdeasThey’ll learn more with bar models
Simplify the maths in science with this pictorial approach – and improve understanding
-
ArticleWhy you need A-level chemistry to study medicine
Concepts from chemistry routinely come up in medical science – and students need to be able to apply their understanding
-
-
Class experimentThe chemistry of thiosulfate ions
Sodium thiosulfate has several interesting reactions with a variety of chemicals. This experiment will let students explore and record these reactions. Includes kit list and safety instructions.
-
Class experimentExploring the chemistry of chromium, molybdenum and tungsten
Discover how transition elements differ in aspects of colour, precipitate formation, changes in oxidation state and equilibria. Includes kit list and safety instructions.
-
Class experimentRedox chemistry with dichromate ions
Observe the colour changes that occur with the reduction of dichromate ions by hydrogen peroxide. Includes kit list and safety instructions.
-
Class experimentOxidation states of iron
Compare the two main oxidation states of iron and consider explanations for differences in this microscale practical. Includes kit list and safety instructions.
-
Class experimentInvestigating redox reactions on a microscale
Carry out two redox reactions and observe and interpret the results in this microscale class practical. Includes kit list and safety instructions.
-
Class experimentDisplacement reactions of metals on a microscale
Examine the reactions between various metals and metal salt solutions in this microscale class practical. Includes kit list and safety instructions.
-
Class experimentElectrolysis using a microscale Hoffman apparatus
Investigate the electrolysis of sodium sulfate solution using a microscale Hoffman apparatus in this class practical. Includes kit list and safety instructions.
-
Class experimentThe chemistry of silver
Discover the properties of silver compounds with redox reactions, complex formation and colour/state changes. Includes kit list and safety instructions.
-
ResourceTransition elements and complex compounds microscale experiment | 16–18 years
Try this microscale practical investigating the transition elements, complex formation and change in oxidation state. Includes kit list and safety instructions
-
ResourceRedox titration using wine
Consider these questions and watch the video for ideas on how to use a redox titration to develop your students’ understanding of half-equations. Improving their theoretical and practical knowledge of a redox titration.
-
-
ResourceAnecdotes: Copper
The use of copper hull plating on wooden ships and the deterioration of the iron fixing bolts due to bimetallic corrosion in sea water.
-
DemonstrationTurning copper coins into ‘silver’ and ‘gold’
Perform what looks like alchemy with ordinary copper coins in this teacher demonstration. Includes kit list and safety instructions.
-
Class experimentThe oxidation states of vanadium
Introduce your students to the idea that different oxidation states of transition metal ions often have different colours, and that electrode potentials can be used to predict the course of the redox reactions. Includes kit list and safety instructions.
-
Class experimentElectrolysis of potassium iodide solution
Find out how the electrolysis of a potassium iodide solution works with this practical. Includes kit list, and safety instructions.
-
Exhibition chemistryContaining the dichromate volcano
An updated and safer version of this classic, spectacular chemistry demonstration