Good site to begin your study of oxidation-reduction reactions. Basic concepts, including ions and oxidation numbers, are covered. Includes simple examples of oxidation and reduction.

Through animated diagrams and illustrated examples, students can further their understanding of chemical bonds and oxidation numbers.

Rules for determining oxidation states in redox reactions.

Try to adjust the different oxidation-reduction reactions.

Through informational text, interactive puzzles, and review questions, students differentiate ionic and covalent bonds and identify the properties of each. They also use oxidation numbers to predict formulas of ionic compounds, name...

A part of a larger quiz on cellular respiration as a whole. If you miss the question, you'll get a tutorial on the subject. If you get it right, you're smart.

Common polyatomic ions are listed in a table. Includes chemical symbol, charge, and oxidation number.

An informative article from the Wikipedia encyclopedia about Group 16 from the Periodic Table (also known as the Chalcogens). It gives information about their compounds and on the oxidation numbers of the elements.

Here at Chem4Kids you can find some great information about the 11th element in the periodic table, "sodium." Content focuses on sodium's electrons, where you can find sodium in nature and in the home, and how sodium combines with other...

Here you can find some great information about the 12th element in the periodic table, "magnesium." Content focuses on magnesium's electrons, where you can find magnesium in nature and in the home, and how magnesium combines with other...

A very thorough table of information about boron and properties of boron. Very well organized.

Here at Chem4Kids you can find some great information about the third element in the periodic table, lithium. Content focuses on lithium's electrons, where you can find lithium in nature, and how it bonds with other elements (or with...

Here you can find some great information about the 8th element in the periodic table, "oxygen." Content focuses on oxygen's electrons, where you can find oxygen in nature and in the home, and how oxygen combines with other elements.