A summary of bonding terms and the importance of electrons in bonding.

Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses repulsion of electron pairs. Diagrams and charts of the repulsion are also provided.

Students can use this chemistry tutorial to further their understanding of the families of elements on the Periodic Table of Elements.

Lists the exceptions to the octet rule and provides a discussion and diagrams explaining each one. Includes clear diagrams illustrating this concept.

This chemistry class printout details the main points of molecular geometry and explains bond hybridization and bond angles.

This lesson will define ionization energy. It is 1 of 3 in the series titled "Ionization Energy."

[Free Registration/Login may be required to access all resource tools.] Definition and example of a synthesis reaction.

This is a teacher's companion guide with lesson plans for the periodic table. It includes learning objectives, lecture notes, links to related sites, answers to frequently asked questions, and a glossary of related terms.

Find answers to common questions about chemical bonds. Recognize molecular orbital theory and know how to draw a Lewis structure.

Test your electron-configuration skills in this animated exercise. Practice writing the abbreviated configurations for some of the common elements on the periodic table.

Study chemical bonding in chemistry including atoms, valence electrons, ionic and covalent bonding, and how molecules are formed on this site!

Kids learn about important glossary and terms used in the science of chemistry. Words and definitions you need to know from acids to valence electrons.

Brief rules for writing Lewis structures for simple compounds. Some examples are included.

This simulation is an interaction with drawing Lewis structures.

This lesson will define the Octet Rule and how this effects an atom's stability. It is 4 of 5 in the series titled "Octet Rule."

This lesson will demonstrate how to draw a Lewis Dot diagram for elements. It is 4 of 4 in the series titled "Lewis Dot Diagrams of Elements."

[Free Registration/Login may be required to access all resource tools.] Defines electronegativity and explains trends in electronegativity.

This colorful page goes over the proper techniques for writing Lewis structures for elements. This is a great place to begin learning how to write Lewis structures. When you are ready for a more advanced lesson, follow the link to learn...

Given descriptions, diagrams, scenarios, or chemical symbols, students will model covalent bonds using electron dot formula (Lewis structures).

[Free Registration/Login may be required to access all resource tools.] Covers electronegativity definition and trends in electronegativity.

This slide show explains the rules for writing Lewis structures and then demonstrates an example. It then provides a practice example for the student to try.

In this lesson plan, students are introduced to the 5 major types of chemical reactions. Each reaction type will be analyzed and specific examples will be noted. Students will then perform a lab investigation which includes each of the...

Univ of Kentucky research projects address "What is the structure of the nucleon and how do its various interactions and excitations reveal the properties of its constituents?". QCD, the four forces, and nucleon-nucleon interactions are...

Nice concise chemical fact sheet with all the basics on radon. Very thorough.