Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Molecular Structures: Tetrahedral Shape
Interact with molecules of methane, ammonia, and water, by manipulating colorful applets to see these molecules from all sides and observe their tetrahedral shapes.
Michael Blaber, PhD
Florida State University: Basic Concepts of Covalent Bonding: Covalent Bonding
Good introduction and graphics make this a solid page for understanding the orbital role in bonding and molecular geometry. The author is a professor at Florida State University.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Molecule Shapes
Build a molecule in 3-D. Add single, double, and triple bonds, or a lone pair of electrons to an atom, learn what the molecule's geometric name is, see the bond angles, and manipulate each molecule to view it from all sides. Then study a...
Other
Molecular Movies: 3 D Tutorials for Biologists
A collection of visualization-oriented tutorials for creating 3D animations for use in your biology classroom. Search by difficulty level, software package, or 3D topic area.
American Chemical Society
Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams
Find out how molecular bonding is represented by Lewis dot diagrams.
CK-12 Foundation
Ck 12: Plix: Molecular Formula
[Free Registration/Login Required] In this interactive you will move the end of each arrow to connect the label with the correct model of each molecule. You will need a sign-in to access this media, but it will be well worth your time!
Davidson College
Davidson College: Valence Shell Electron Pair Repulsion (Vsepr) Model
Explains the principles of the Valence-Shell Electron-Pair Repulsion Model, and gives examples of the geometry. Requires Java.
Texas Education Agency
Texas Gateway: Lewis Valence Electron Dot Structures
This tutorial investigates how to draw Lewis valence electron dot structures.
CK-12 Foundation
Ck 12: Lewis Electron Dot Structures
[Free Registration/Login may be required to access all resource tools.] The following online tutorial describes how a covalent bond forms, including the energy change involved in the process.Students will be asked to use the octet rule...
CK-12 Foundation
Ck 12: Electron Arrangement in Atoms
[Free Registration/Login may be required to access all resource tools.] The focus in this learning module will be on the complexity of electron arrangement in atoms.
CK-12 Foundation
Ck 12: Orbitals
[Free Registration/Login may be required to access all resource tools.] A collection of learning opportunities about electron orbitals. Includes videos, activities, discussion questions, and quizzes.
Davidson College
Davidson College: Electronic Structure of Coordination Compounds
A list of five virtual chemistry topics with Java applets on the electronic structure of coordination compounds. Covers crystal field theory, CFT energy level splitting, color in gems, the spectrochemical series, and ligand properties.
Davidson College
Davidson College: Valence Shell Electron Pair Repulsion (Vsepr) Model
Presents examples of molecules that do not match the expected bond angles in the Valence-Shell Electron-Pair Repulsion Model. Requires Java.
CK-12 Foundation
Ck 12: Plix Series: Gas Mixture and Molecular Speeds
[Free Registration/Login Required] Hike to the top of Mt. Everest and observe what happens to the amount of molecules pushing down on the surface of the Earth. After the activity, answer one challenge question about the topic.
University of California
Ucla: Drawing Lewis Structures
A step-by-step explanation on how to draw Lewis structures. An example problem is worked through to accompany the steps. There is also a list of the exceptions and a short explanation of resonance.
CK-12 Foundation
Ck 12: Plix: Aspartame Molecule: Peptides
[Free Registration/Login Required] Given prior knowledge of bonding and the molecular make up of aspartame, examine the model and determine which color represents which atom. Drag the labels at the bottom to the appropriate colored atom...