Atomic Force Microscopy (AFM) method used to get an image of the first molecule -- a pentacene structure -- in Switzerland, 2009.

An audio podcast accompanied by a diagram of a water molecule helps the learner understand molecular structure. [0:23]

This site from the Imperial College of Science provides a chemistry based discussion of CFCs with formulas and Molecular structures.

Through this reading, students will learn that a substance's properties arise from its molecular structure, not from how it's made (i.e., synthesized by people or found in nature). There is no fundamental difference between natural and...

An easy to do activity that investigates the basic principles behind chemical bonding. The activity is written in lesson plan format that meets NSES standards.

Activity 2 in this module examines How do objects become charged? An investigation of where the electrons come from and where they go, when atoms become charged.

This is a 10-question quiz pertaining to stereochemistry.

What is a chemical bond? Learn about the structure of an atom, why bonds are formed, and the different types of chemical bonds.

This lesson focuses on chemical compounds including Ionic and Covalent Bonds, Valences, Lewis Structures, Binary Covalent Compounds, Radicals or Polyatomic Ions, and much more. It also includes a compound worksheet in which the students...

Site provides the ABC's of nuclear science including radioactivity and gamma decay to fission and comic rays.

Need a review before you take of math and science knowledge before you take on chemistry? Use this webpage that has links for content needed for chemistry!

Detailed explanation of Valence Shell Electron Pair Repulsion (VSEPR) Theory with examples and questions for the reader to check comprehension. Also includes step-by-step instructions for correctly building molecules using VSEPR Theory....

A good overview of diamonds. Gives information on structure, properties, and origin. Includes models that can be rotated and examined in 3D. Also has activity for building your own carbon atom.

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to explain how an ionic bond is formed when electrons are transferred from one atom to another in terms of the...

Choose the element that matches the electron configuration.

Learn all about molecular structures in this easy-to-understand, audio book. See how valence electrons determine how atoms bond together, and look at the bonding inside some of the most common molecules around you.

This online lesson reviews the concepts of oxidation and reduction--reactions in which atoms or ions undergo changes in electron structure. Learn key concepts and complete the printouts to assess your understanding of these concepts.