Texas Education Agency
Texas Gateway: Ionic Bonds: Electron Dot Formulas
Given descriptions, diagrams, scenarios, or chemical symbols, students will model ionic bonds using electron dot formulas.
Other
Chemical Bonds: Formal Charges
A slide presentation with several slides dedicated to the topic of formal charges. Formal charges are explained, and examples are given. A practice example is provided.
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.
Science Education Resource Center at Carleton College
Serc: Combustion or Oxidation
Students burn a magnesium strip to reinforce the concepts of chemical vs. physical changes, reaction types, conservation of mass, formulas and equations, stoichiometry, Lewis structures, and to explore the concept of oxidation/reduction...
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.
University of Florida
University of Florida: General Chemistry I: Chemical Bonding
Notes on covalent bonding, bond length, bond energies, Lewis dot structures, and percent ionic character. Colorful graphics.
Other
Washington University: Polyatomic Ions
This page from the Department of Chemistry at Washington University provides attractive Lewis dot diagrams and three-dimensional models for many of the common polyatomic ions. The images will make your visit worthwhile.
Michael Blaber, PhD
Fsu: Basic Concepts of Chemical Bonding: Exceptions to the Octet Rule
Lists the exceptions to the octet rule and provides a discussion and diagrams explaining each one. Includes clear diagrams illustrating this concept.
CK-12 Foundation
Ck 12: Plix Series: Resonance: Ozone Resonance
[Free Registration/Login Required] Explore resonance by manipulating the electrons and bonds, and then answer a challenge question about the concept.
Chem Tutor
Chem Tutor: Bonds in General
A summary of bonding terms and the importance of electrons in bonding.
Other
Organic Chemistry: Octet Rule
This slide presentation contains a description of the octet rule, as well as many related topics.
Towson University
Towson University: Shapes of Molecules
This chemistry class printout details the main points of molecular geometry and explains bond hybridization and bond angles.
Texas Instruments
Texas Instruments: Geometries and Polarities of Compounds
In this StudyCard activity, students are asked to describe the geometry and polarity of several molecules and ions. Geometries covered include linear, bent, trigonal planar, trigonal pyramidal, and tetrahedral. Students will need to have...
Khan Academy
Khan Academy: Solubility Equilibria Questions
This is a 10-question quiz pertaining to solubility equilibrium.
Clackamas Community College
Clackamas Community College: Octete Rule
This resource offers a brief description of the Octet rule, along with a quick practice, and answers to the exercise.
Other
Chemistry 112: Properties of Acetic Acid
Here is a Lewis dot structure diagram of acetic avid, as well as a few properties of this compound.
Library of Congress
Loc: Map Collections 1500 2002
This collection provides maps dating back to 1500 up to the present. The collection includes: cities, towns, discovery and exploration, conservation and environment, military battles, cultural landscapes, transportation, communication,...
CK-12 Foundation
Ck 12: Ions
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn ways to predict what type of ion a given element is likely to form.
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