Nobel Media AB
The Nobel Prize: Niels Bohr Biographical
The Nobel Foundation provides this site about Niels Bohr's contributions to the world of physics, specifically his "investigation of the structure of atoms and of the radiation emanating from them." This biography includes information on...
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.
Simon Fraser University
Chem1 Virtual Textbook: What Is Chemistry All About?
Covering a range of eight topics related to chemistry, this resource provides a wealth of information complete with pictures, charts, graphs, and examples. Includes information on elements, compounds, atoms, molecules, structures,...
Annenberg Foundation
Annenberg Learner: Interactives: The Periodic Table
An interactive website where students learn about the basics of an atom, periodic tables organization, and the structure and properties of matter. Module includes an introduction and five lessons that are followed by a quiz and an...
CK-12 Foundation
Ck 12: The Quantum Mechanical Model
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will calculate the wavelength, frequency, and energy of light using Planck's constant and the speed of light. They will...
CK-12 Foundation
Ck 12: Electron Configuration and the Periodic Table
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will sse the Periodic Table to identify and explain the properties of chemical families, including alkali metals, alkaline...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Molecule Shapes
Build a molecule in 3-D. Add single, double, and triple bonds, or a lone pair of electrons to an atom, learn what the molecule's geometric name is, see the bond angles, and manipulate each molecule to view it from all sides. Then study a...
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."
CK-12 Foundation
Ck 12: Physical Science: Isomers
[Free Registration/Login may be required to access all resource tools.] Isomers and their properties, how the number of carbon atoms determines how many isomers a hydrocarbon has.
Curated OER
Atom
A lesson plan outlining a very simple way to introduce students to how the structure of the atom was determined. Uses a mystery box with surprise items inside.
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.
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
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...
Texas Education Agency
Texas Gateway: Biological Systems: System Organization
This tutorial will investigate the levels of organization from the atom to the biosphere.
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...
Science Struck
Science Struck: Plum Pudding Model
Describes J.J. Thomson's theory of atomic structure, called the 'Plum Pudding Model,' and how it was disproved by Ernest Rutherford.
Curated OER
Science Kids: Science Images: Basic Atom Structure
This diagram shows a basic atom structure with an atom core, proton, neutron and electron.
Curated OER
Science Kids: Science Images: Chemical Structure of Methane
This diagram shows the chemical structure of methane. A methane molecule contains one carbon atom and four hydrogen atoms.
Curated OER
Simon Fraser University: Molecules and the Properties of Bonded Atoms
Atomic Force Microscopy (AFM) method used to get an image of the first molecule -- a pentacene structure -- in Switzerland, 2009.
University of Arizona
University of Arizona: Biochemistry
Problem sets, tutorials, and activities related to biochemistry.
CK-12 Foundation
Ck 12: Orbitals
[Free Registration/Login may be required to access all resource tools.] A collection of learning opportunities about electron orbitals. Includes videos, activities, discussion questions, and quizzes.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1910 1929
Scientists' understanding of the structure of the atom and of its component particles grows, the phone and radio become common, and the modern television is born.
University of Arizona
The Biology Project: The Chemistry of Amino Acids
A great site for understanding Amino Acids, the building blocks for protein. Besides a very complete summary, the site includes a complete list of amino acids, a link to basic amino acid structure, a list if atoms in amino acids, and...
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.
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