+
Unit Plan
Other

E Teaching Assistance Program: Lewis Dot Structure and Molecular Shape

For Students 9th - 10th
Tutorial outline weaves together resource links which instruct the learner in drawing Lewis dot structures. A pre- and post-quiz are provided, as well as visuals, questions with immediate feedback, and a reading list to help students...
+
Interactive
Concord Consortium

Concord Consortium: Stem Resources: Molecular Geometry

For Students 9th - 10th
Students work through animated models showing the effects that electron repulsions have on the shape of a molecule in this web-based activity. In addition, shared and unshared electron pairs are demonstrated to define a molecule's shape....
+
Handout
Wolfram Research

Wolfram Science World: Valence Shell Electron Pair Repulsion

For Students 9th - 10th
Good site includes the basics of arrangement, hybridization, and gemetry.
+
Unit Plan
University of Waterloo (Canada)

University of Waterloo: Vsepr Models

For Students 9th - 10th
The University of Waterloo provides background in pair repulsion and confidence building questions. Try this one once you think you know what you are doing!
+
Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Molecule Shapes: Basics

For Students 9th - 10th
Students studying molecule shapes will better understand its concepts with this virtual experiment that tests how a molecule's shape changes due to repulsions between atoms. Learning is further enhanced by building molecules in 3D.
+
Graphic
Other

Washinton University: Vsepr

For Students 9th - 10th
This site from the Department of Chemistry at Washington University is a nice site in that it gives you a graphical look at the arrangement of electron pairs. The plug-in CHIME will let you see the 3-D molecules, but it is good even if...