Concord Consortium
Concord Consortium: Forming an Molecular Bond (Conceptual Version)
Create a molecular bond and observe energy over time.
Concord Consortium
Concord Consortium: Breaking a Molecular Bond
Can you break the bond between the two atoms?
American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, and Covalent Bonding
Discover how covalent molecular bonding affects the energy levels of electrons.
American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, and Ionic Bonding
Explore ionic molecular bonds and how electrons and their energy levels come into play.
Concord Consortium
Concord Consortium: Molecular Workbench Showcase: Chemistry, Chemical Bonds
Simulations to show students the nature of chemical bonds. Simulations include an explanation of stereochemistry, atomic orbitals, chemical polarity, formation of an atom, and a summary quiz.
Concord Consortium
Concord Consortium: Stem Resources: Chemical Bonds
By working through this web-based activity, students differentiate between ionic, non-polar covalent, and polar covalent bonds. Specifically, distinctions are made between bonding types based on orbital shapes and electronegativity...
PBS
Pbs Learning Media: Molecular Shapes
In this interactive activity from ChemThink, students will learn about covalent molecules and how the VSEPR theory predicts the shapes of covalently-bonded molecules.
Simon Fraser University
Chem1 Virtual Textbook: Molecules and the Properties of Bonded Atoms
College-level site goes into great detail about chemical bonding properties, as far as energies, structure, angles, and length. Infrared absorption, the greenhouse effect, and global warming are addressed to exemplify bond length...
Concord Consortium
The Molecular Workbench Database: Ionic Bonds
In this simulation observe ionic bonds and how they affect the structure of the molecule.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Molecular Structure [Pdf]
The Molecular Structure chapter from "An Introduction to Chemistry" textbook discusses the formation of covalent bonds, drawing Lewis dot structures, and the resonance and molecular geometry of molecules. Many pictures and examples are...
Simon Fraser University
Chem1 Virtual Textbook: Molecular Geometry
An advanced explanation of the valence shell electron pair repulsion (VSEPR) theory describes specific molecular models involving digonal, trigonal, tetrahedral, and octahedral coordination, as well as central atoms with five bonds....
CK-12 Foundation
Ck 12: Molecular Geometry
[Free Registration/Login may be required to access all resource tools.] In this interactive learning module, students will learn a technique to predict molecular geometry based on a molecule's Lewis electron dot structure.
American Chemical Society
Middle School Chemistry: Temperature Changes in Dissolving
See how temperature changes affect dissolving and the molecular bonds in a water molecule.
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.
Other
Monterey Peninsula College: Molecular Orbital Theory
Very deep presentation of molecular bonding and orbital theory. Nice graphics and text make it a good presentation of some high end material.
American Chemical Society
Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams
Find out how molecular bonding is represented by Lewis dot diagrams.
Frostburg State University
General Chemistry Online: Ionic and Molecular Compounds
Provides a good outline of the concepts involved in ionic and covalent bonding, with links to definition of terms. Features a list of common molecular compounds and a chart that compares ionic and molecular compounds.
Upper Canada District School Board
Tom Stretton's Advanced Placement Chemistry: Chemical Bonding
Take on this self-guided advanced level e-text, and learn about chemical bonding and molecular structure.
CK-12 Foundation
Ck 12: Plix Series: Pi: Molecular Geometry
[Free Registration/Login Required] Use your knowledge of molecular geometry to analyze the structures, and determine which of them accurately illustrates the trigonal planar molecule Boron Trifluoride. Then answer two challenge questions...
Concord Consortium
The Concord Consortium: Molecular Workbench: Explosions
Observe an explosion on a molecular level. Understand how explosions can do work.
Simon Fraser University
Chem1 Virtual Textbook: Bonding in Metals and Semiconductors
Acting as an overview from the General Chemistry Virtual Textbook, this site explores chemical bonding in relation to metals and semiconductors. Topics covered include molecular orbitals in metals, band structure in metals, and more.
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...
Other
C4 Molecular Library: Alkynes
The C4 molecular library has models of alkynes that can be rotated and examined in 3D. Choose viewer, select the hydrocarbon menu from CONTENTS and scroll down to alkynes.
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...