CK-12 Foundation
Ck 12: Chemistry: Bond Polarity
[Free Registration/Login may be required to access all resource tools.] Covers polarity and covalent bonds.
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.
Michael Blaber, PhD
Fsu: Molecular Geometry and Bonding Theories: Polarity of Molecules
Florida State University provides a discussion of polarity of binary and polyatomic molecules, with tables and graphics.
CK-12 Foundation
Ck 12: Chemistry: Covalent Bonding
A learning module giving the definition of a covalent bond, the compounds and elements they make up and why they form. Module includes reading and review questions.
Clackamas Community College
Clackamas Community College: Electronegativity
A good discussion of electronegativity and its effects on bond polarity and bond type.
University of Arizona
Ua: Chemistry Tutorial
This general tutorial begins with an explanation of the polarity of the water molecule and the effects this polarity has on the properties of water. Goes on to introduce organic molecules and has a thourough tutorial on the third page.
University of Southern California
Atomic Bonds
This slide show on atomic bonds contains several slides on electron affinity. Other topics include covalent, Sigma and Pi bonds, and atomic bonding in solids.
Khan Academy
Khan Academy: Test Prep: Mcat: Chemical Processes: Covalent Bonds: Intramolecular and Intermolecular Forces
Explains what intramolecular and intermolecular forces are and the different types for each. Includes lots of examples.
Other
Chemical Bonds: Electronegativity
A slideshow with several slides dedicated to electronegativity, the trend which is illustrated in the slide at this link. Others slides explain how the electronegativity can be used to determine bond character.
CK-12 Foundation
Ck 12: Physical Science: Hydrogen Bonding
[Free Registration/Login may be required to access all resource tools.] Explains hydrogen bonds including why they form and changes of state.
Other
Personal Site: Covalent Bonding Single Bonds
This site is a personal site that gives "a simple view of covalent bonding" including explanations, diagrams, and examples.
Sophia Learning
Sophia: Polarity of Molecular Compounds: Lesson 2
This lesson will demonstrate how to use molecular shape to determine if a molecule is polar or nonpolar. It is 2 of 2 in the series titled "Polarity of Molecular Compounds."
Texas Instruments
Texas Instruments: Covalent Bonding
This activity helps students review basic covalent nomenclature.
Sophia Learning
Sophia: Characteristics of Chemical Bonds: Lesson 2
This lesson will present the basic properties and characteristics of chemical bonds. It is 2 of 4 in the series titled "Characteristics of Chemical Bonds."
Sophia Learning
Sophia: Characteristics of Chemical Bonds: Lesson 4
This lesson will present the basic properties and characteristics of chemical bonds. It is 4 of 4 in the series titled "Characteristics of Chemical Bonds."
American Chemical Society
Middle School Chemistry: Lesson Plans: Water Is a Polar Molecule
Students develop their own water molecule model to help them understand the idea that water has a slight positive charge at one end of the molecule and a slight negative charge at the other.
State University of New York
State University of New York: Determining Molecular Polarity
The following module illustrates a method for determining if a molecule is polar or nonpolar.
New York University
New York University: About Water and Ice
Page uses movies and 3D images to explain how properties of water relate to polarity and hydrogen bonding.
Concord Consortium
Concord Consortium: Stem Resources: Electrons in Atoms and Molecules
A module with animations, explanations, and questions about the importance of electrons in the structure of an atom. Understand the definition and locations of electrons in the atom. Explore the role of electrons in bonding, polarity,...
Concord Consortium
Concord Consortium: Comparing Potential Energy of Bond
Explore the change in potential energy when molecules are separated from each other or broken apart.
TED Talks
Ted: Ted Ed: Why Does Ice Float in Water?
Ever wonder why solid ice floats in liquid water? In this video lecture you will explore the special properties of water. Learn "the science behind how hydrogen bonds keep the ice in your glass (and the polar ice caps) afloat". At the...
Estrella Mountain Community College
Online Biology Book: Chemistry I: Atoms and Molecules
In this online biology textbook, learn about atoms and molecules as they relate to life. Find out about topics such as electrons and energy, chemical bonding, and chemical reactions.
Biology Pages
Kimball's Biology Pages: Electronegativity
This site, which is a personal site from Kimball's Biology, provides an overview with multiple examples of electronegativity.