American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, Ionic Bonding
Students discover that ionic bonding occurs when electrons are transferred from one atom to the other and not shared as in covalent bonding.
McMaster University
Mc Master University: Chemistry: Ionic Bonds
This site gives a brief description of bonding in ionic compounds.
CK-12 Foundation
Ck 12: Polarity and Intermolecular Forces
[Free Registration/Login may be required to access all resource tools.] The following online tutorial describes how the electronegativity difference between two atoms in a covalent bond results in the formation of a nonpolar covalent,...
Khan Academy
Khan Academy: Biology: Chemistry of Life: Chemical Reactions
An article discussing how chemical reactions make and break bonds between atoms.
Khan Academy
Khan Academy: Bond Hybridization
Practice determining the hybridization for atoms in covalent compounds. Use the interactive scratch pad to work out the problems.
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!
CK-12 Foundation
Ck 12: Flex Book Textbooks: Chemistry Second Edition
[Free Registration/Login may be required to access all resource tools.] A complete, web-based, multi-media textbook covering a wide variety of Chemistry concepts.
CK-12 Foundation
Ck 12: Chemistry: Energy in Chemistry
[Free Registration/Login may be required to access all resource tools.] Covers energy involved in chemical reactions and applications of energy in today's world in this tutorial.
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.
American Chemical Society
Middle School Chemistry: Chapter 4: The Periodic Table and Bonding
Six middle school chemistry lessons about the periodic table and bonding complete with handouts and animations.
American Chemical Society
Middle School Chemistry: Lesson Plans: Temperature Changes in Dissolving
Media-rich instructional activity in which students discover that it takes energy to break bonds, and that energy is released when bonds are formed during the process of dissolving. They also determine whether dissolving is either...
National Institutes of Health
Ncbi: The Molecular Biology of the Cell: The Chemical Components of a Cell
Advanced chapter of the book "The Molecular Biology of the Cell" describes and provides illustrations of our most current understanding of the chemical makeup of cells and their components. Explains in detail how electron activity keeps...
American Chemical Society
Middle School Chemistry: Temperature Changes in Dissolving
See how temperature changes affect dissolving and the molecular bonds in a water molecule.
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.
Cosmo Learning
Cosmo Learning: Chemistry 1 A: General Chemistry
A collection of video lectures from a general chemistry course taught at the University of California, Berkeley. The course covers topics like stoichiometry, acid-base and solubility equilibrium, oxidation-reduction reactions, chemical...
Simon Fraser University
Chem1 Virtual Textbook: Hybrid Types and Multiple Bonds
The General Chemistry Virtual Textbook, or Chem 1, is broken into several sections covering various aspects of topics related to chemistry. Acting as a second part to a discussion on hybrid types of bonding, this site specifically...
American Chemical Society
Middle School Chemistry: Energy Changes in Chemical Reactions
Students will conduct two chemical reactions: endothermic and exothermic. They will see an animation that shows that it takes energy to break bonds and that energy is released when new bonds are formed, and use that animation to explain...
American Chemical Society
American Chemical Society: Hompage
ChemCenter, available from the American Chemical Society, provides chemistry news, reference sources and other public services.
American Chemical Society
Middle School Chemistry: Temperature and Rate of a Chemical Reaction
Watch molecules collide with enough energy that bonds break and form new bonds in a chemical reaction.
McGraw Hill
Glencoe Biology: Chemistry in Biology: Chapter Test Practice
Try these twenty multiple-choice questions to review the concepts of the chemistry embedded in biology. Each question has a clickable hint, and the entire assessment is self-checking.
American Chemical Society
Middle School Chemistry: Why Does Water Dissolve Sugar?
Explore this animation to learn why water dissolves sugar.
Cosmo Learning
Cosmo Learning: Junior Chemistry With Chemguy
A collection of video lectures to teach junior high students topics in chemistry. Lectures cover topics in understanding the periodic table, compounds, chemical bonding, Avogadro's number, balancing chemical equations, stoichiometry,...
McMaster University
Mc Master University: Molecular Structure
This PowerPoint presentation features 33 slides that explain chemical bonding and molecular shape.
Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 2
A collection of grid puzzles that cover a wide variety of topics in intermediate high school chemistry. These are excellent for topic review and reinforcement. The puzzles can be played online and also downloaded as worksheets. Answers...