CK-12 Foundation
Ck 12: Molecular Geometry
[Free Registration/Login may be required to access all resource tools.] The following online tutorial explains the basis of VSEPR theory. It helps students predict the shapes of molecules and polyatomic ions using VSEPR theory and it...
Other
Organic Chemistry: Lewis/kekule Structures
This slide presentation contains a few slides that will be useful for students learning to write Lewis structures. A discussion of multiple bonds is included, and clear examples are shown.
Chem4kids
Chem4 Kids: Magnesium (Mg)
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...
Chem4kids
Chem4 Kids: Atoms
This site provides a detailed overview of atoms. Content explores an atom's structure, as well as what ions are, how atoms bond, what compounds are (including how to name compounds), and what isotopes are.
Chem4kids
Chem4 Kids: Helium
Here you can find lots of great information about helium. Learn about its electrons, where it exists in nature, and about the element itself!
Chem4kids
Chem4 Kids: Carbon
Click on the left navigation terms for some great information about the 6th element in the periodic table, "carbon." Content focuses on carbon's electrons, where you can find carbon in nature and in the home, and how carbon combines with...
Chem4kids
Chem4 Kids: Nitrogen (N)
Here you can find some great information about the 7th element in the periodic table, "nitrogen." Content focuses on nitrogen's electrons, where you can find nitrogen in nature and in the home, and how nitrogen combines with other elements.
Chem4kids
Chem4 Kids: Neon (Ne)
Here you can find some great information about the 10th element in the periodic table, "neon." Content focuses on neon's electrons, where you can find neon in nature and in the home, and how neon combines with other elements.
Chem4kids
Chem4 Kids: Sodium (Na)
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...
Chem4kids
Chem4 Kids: Chlorine (Cl)
The 17th element in the periodic table is defined, chlorine. Find out how many electrons chlorine has and where you can find it in nature and in the home.
Chem4kids
Chem4 Kids: Argon (Ar)
Chem4Kids looks at the 18th element in the periodic table, argon. Content focuses on argon's electrons, where you can find argon in nature and in the home, and how argon combines with other elements.
Chem4kids
Chem4 Kids: Phosphorus (P)
Here you can find some great information about the 15th element in the periodic table, "phosphorus." Content focuses on phosphorus' electrons, where you can find phosphorus in nature and in the home, and how phosphorus combines with...
Other
Chemical Bonds: Writing Lewis Structures
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.
Clackamas Community College
Clackamas Community College: Electronegativity
A good discussion of electronegativity and its effects on bond polarity and bond type.
American Chemical Society
Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams
Students draw and interpret Lewis dot diagrams for individual atoms and both covalent and ionic compounds.
State University of New York
State University of New York: Determining Electron Pair Geometry
The electron-pair geometry of a molecule or ion depends on the number of structurally significant electron pairs in the central atom. Here students are asked to count the number of lone electron pairs and bonded atoms on the central...
Ducksters
Ducksters: Chemistry for Kids: Chemical Bonding
Study chemical bonding in chemistry including atoms, valence electrons, ionic and covalent bonding, and how molecules are formed on this site!
Other
Monterey Peninsula College: Pi Bond
Monterey Peninsula College faculty page simply shows a 3-D image of a Pi bonding orbital. Requires the CHIME plug-in
Other
University of Texas at Dallas: Attractions in Compounds
Explanation of attractive forces and energy changes involved in bonding.
Science Education Resource Center at Carleton College
Serc: Loopy Lewis Dot Diagrams
Young scholars will use colored fruit loops to organize valence electrons to develop and master the basics of Lewis Dot diagrams. They will develop processing and critical thinking skills and also master a model of bonding.
Chem4kids
Chem4 Kids: Lithium
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...
Chem4kids
Chem4 Kids: Oxygen (O)
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.
Other
University of Texas Dallas: Electron Appetites
The first section of this lecture on polarity and electronegativity discusses what polar covalent bonds are by using carbon dioxide as an example.
Wolfram Research
Wolfram Science World: Valence Shell Electron Pair Repulsion
Good site includes the basics of arrangement, hybridization, and gemetry.