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.
BBC
Bbc: Gcse Bitesize Science: Atomic Structure
An explanation of atomic structure and the element groups in the periodic table using plain language. Supported by diagrams and charts.
Wisc-Online
Wisc Online: Lewis Dot Structures of Covalent Compounds
Short slide show provides basic information about drawing Lewis dot structures for covalent compounds. Starts with anatomy of the atom, and then shows the relationship between atomic particles and the Periodic Table of Elements. Offers...
BBC
Bbc: Gcse Bitesize Science: Atomic Structure and Bonding Test
A ten-question quiz on the structure of an atom and on atomic bonds.
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...
CK-12 Foundation
Ck 12: Ionic Bonds and Ionic Compounds
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to explain how an ionic bond is formed when electrons are transferred from one atom to another in terms of 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.
American Chemical Society
Middle School Chemistry: Represent Bonding With Lewis Dot Diagrams
Learners draw and interpret Lewis dot diagrams for individual atoms and both covalent and ionic compounds.
CK-12 Foundation
Ck 12: Electron Arrangement in Atoms
[Free Registration/Login may be required to access all resource tools.] In the following online tutorail students will learn how to express the arrangement of electrons in atoms through electron configurations and Lewis valence electron...
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,...
Sophia Learning
Sophia: Molecular Structure of Water: Lesson 2
This lesson will introduce the molecular structure of water, including the Hydrogen atoms, Oxygen atoms, and types of bonds. It is 2 of 4 in the series titled "Molecular Structure of Water."
Sophia Learning
Sophia: Molecular Structure of Water: Lesson 3
This lesson will introduce the molecular structure of water, including the Hydrogen atoms, Oxygen atoms, and types of bonds. It is 3 of 4 in the series titled "Molecular Structure of Water."
State University of New York
State University of New York: Drawing Lewis Structures
This simulation is an interaction with drawing Lewis structures.
Libre Text
Libre Texts: Chemistry: Structure of Organic Molecules
Here you will learn how to understand, write, draw, and talk-the-talk of organic molecules. Why were different drawing techniques developed? Organic molecules can get complicated and large. It is a tedious to have to constantly draw out...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Molecule Shapes
Explore molecule shapes by building molecules in 3D. How does molecule shape change with different numbers of bonds and electron pairs? Find out by adding single, double or triple bonds and lone pairs to the central atom. Then, compare...
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...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Molecule Shapes: Basics
Explore molecule shapes by building molecules in 3D. Find out how a molecule's shape changes as you add atoms to a molecule.
Frostburg State University
General Chemistry Online: Molecules and Compounds
A complete lesson on compounds, from introductory material in the beginning to a practice exam at the end. This lesson covers bonding, ionic compounds, molecular compounds, naming compounds, structural formulas, polyatomic ions, and much...
Museum of Science
The Atom's Family: Mighty Molecules
In this activity, students construct models of molecules using marshmallows and gum drops.
University of Arizona
University of Arizona: Biochemistry
Problem sets, tutorials, and activities related to biochemistry.
BBC
Bbc: Gcse Bitesize: Properties of Materials
This lesson focuses on the properties of carbon atoms in diamonds and graphite including their structures and bonding and their properties and uses. It also provides links to a video and an assessment.
Science4Fun
Science4 Fun: Chemical Bonding
What is a chemical bond? Learn about the structure of an atom, why bonds are formed, and the different types of chemical bonds.
Concord Consortium
Concord Consortium: How Can a Small Spark Start a Huge Explosion?
In this module Activity 3 investigates When atoms get close to each other, what happens to their potential energy? This activity applies energy concepts to compare the potential energy of atoms that are bonded as molecules with the...
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.