How to find oxidation numbers, and a brief introduction to oxidation-reduction (redox) reactions.

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will use the oxidation number rules to determine the oxidation number of an atom of any element in a pure substance. They...

Examples of oxidation reduction (redox) reactions, oxidizing and reducing agents, and common types of redox reactions.

Students burn a magnesium strip to reinforce the concepts of chemical vs. physical changes, reaction types, conservation of mass, formulas and equations, stoichiometry, Lewis structures, and to explore the concept of oxidation/reduction...

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will balance a redox equation using the oxidation-number-change method. They will break the equation down into oxidation...

Read and learn how to balance redox equations using the oxidation number method and view several examples. Also view examples and learn the steps to balance redox equations using the half reaction technique.

Explains what a reduction-oxidation reaction is, how to calculate the oxidation number, the difference between oxidation and reduction. Gives examples of redox reactions.

Explains the process of copper oxidation, the chemical reactions that are involved, and gives examples of oxidation occurring. Includes the steps for an activity where you can try oxidizing copper at home, and describes how to prevent...

With an overview of topics related to chemical equilibrium, this site provides a foundation to a study of thermodynamics and electrons. Included in the discussion is information on oxidation-reduction reactions.

Design an experiment to order Cu, Mg, Zn and Pb from strongest to weakest reducing agent.

In this module students learn more about oxidation-reductions and how to balance these reactions and perform stoichiometric calculations on these specific reactions. Students also explore electrolysis, galvanic cells, reduction...

[Free Registration/Login may be required to access all resource tools.] In this module, students will define pH and use the hydrogen or hydroxide ion concentrations to calculate the pH of a solution. They will also differentiate among...

Students discover the different types of reactions, and the driving forces behind those reactions. They learn how to write net ionic equations, and learn about specific types of reactions like acid-base neutralization and...

Students use stoichiometry and thermochemistry to design a new fuel for a mission to Mars. In this activity, students work in teams using the virtual lab to characterize a new set of oxidants and reductants that can serve as a fuel for...

[Free Registration/Login may be required to access all resource tools.] Students use the activity series to identify elements that are more easily oxidized than others, and write oxidation and reduction half-reactions. Then, they...

Listen and learn how the battery converts energy using voltaic cells. Learn how anodes and cathodes aid in oxidation and reduction. Discover how voltage and electrolysis direct the current.

[Free Registration/Login may be required to access all resource tools.] Students distinguish between substitution reactions and addition reactions, and relate the concepts of oxidation and reduction to organic reactions.

This site from Wikipedia enyclopedia provides this discussion over electrochemistry details what the oxidation state of an ion is; what oxidation and reduction is; what redox reactions are; and the difference between spontaneous and...

Try to adjust the different oxidation-reduction reactions.

NADH and NADPH are enzymes involved in cellular processes. Explains how NADH participates in catabolic reactions where energy is released and NADPH is involved in anabolic reactions where energy is consumed. Their functions and chemical...

A superb explanation of how a battery works. Discusses the associated chemistry which explains how a battery produces a voltage. Includes a series of "Confidence Building Questions."

This is a 10-question exercise/quiz pertaining to redox reactions.

A collection of video lectures from a general chemistry course taught at the University of California, Berkeley. The course covers topics like stoichiometry, acid-base and solubility equilibrium, oxidation-reduction reactions, chemical...

Animated demonstration of how a galvanic cell works. Demo defines oxidation and reduction and shows how the electric circuit must be completed with a salt bridge to allow the electrons to flow from the anode to the cathode.