American Chemical Society
American Chemical Society: Hompage
ChemCenter, available from the American Chemical Society, provides chemistry news, reference sources and other public services.
CK-12 Foundation
Ck 12: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
State University of New York
State University of New York: Determining Molecular Shapes
In this exercise students will select the electron-pair geometry for a molecule and drag it onto the central atom. Then they will place the terminal atoms in the appropriate positions on the molecule. Finally students will enter the...
Other
Chemguide: Electronegativity
This page explains what electronegativity is, and how and why it varies around the Periodic Table. It looks at the way that electronegativity differences affect bond type and explains what is meant by polar bonds and polar molecules.
Curated OER
Simon Fraser University: Molecules and the Properties of Bonded Atoms
Water molecule, complete with coordinates.
Curated OER
Simon Fraser University: Molecules and the Properties of Bonded Atoms
Drawing of sucrose molecule -- table sugar. Colors show negative electrical potential on its molecular surface.
Curated OER
Simon Fraser University: Molecules and the Properties of Bonded Atoms
Drawing of a caffeine molecule. Hydrogen = white; Carbon = blue; Oxygen = red
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.
CK-12 Foundation
Ck 12: Fifth Grade Science: Physical Science: Types of Matter
[Free Registration/Login may be required to access all resource tools.] Discusses elements, atoms, compounds, molecules, and crystals. Looks at mixture and different types of them.
The Wonder of Science
The Wonder of Science: Ms Ps1 1: Atomic Composition Model
A collection of lesson plans for helping students understand atomic composition. Site uses work samples, phenomena, assessment templates, and videos to plan lessons to describe the atomic composition of simple molecules.
Museum of Science
The Atom's Family: Phases of Matter
Help the Phantom choose a material and observe the changes at different temperatures in the molecule chamber. What happens to the elements or molecules as the temperature changes?
Concord Consortium
The Concord Consortium: Molecular Workbench: Pendulum, Slider, and Spring
Observe the motion of this animated system to represent an analogy for molecular mechanics of atoms and molecules.
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
PBS
Pbs: Scientific American Frontiers: Teaching Guide: Tasty Models (9 12)
In this hands-on lesson, students use candy to construct models of nutrients (carbohydrates, proteins, and fats). Create visualizations that will aid in learning about dehydration synthesis and bond saturation in fat molecules. Includes...
Other
Particle Adventure Dutch Version
Dutch version of the well-known "Particle Adventure" physics website that teaches students about atoms, mass, particle physics, and quantum physics. The site discusses theories related to physics and provides other links related to the...
TeachEngineering
Teach Engineering: The Fundamental Building Blocks of Matter
This lesson plan explores the fundamentals of atoms and their structure. The building blocks of matter (protons, electrons, neutrons) are covered in detail. Students think about how atoms and molecules can influence new technologies...
Ministerio de Educación (Spain)
Ministerio De Educacion: Viaje Al Interior De La Materia
These interactive materials will help you to understand how matter is made up and will help you expand your knowledge on matter. You will find an evaluation at the end.
Other
Beautiful Chemistry: Beautiful Structures: Quasicrystals
An interactive display of quasicrystals allows students to study the inner components and molecular make-up of these structures. Since the discovery of quasicrystals, a lot of efforts have been put on finding the locations of atoms...
Other
University of Kansas: Quarked!: Matter Mechanic
Build elements and molecules using neutrons, protons, and electrons. Choices include helium, carbon, oxygen, aluminum, water, and salt.
Science Education Resource Center at Carleton College
Serc: Plastic Polymers: Investigating Their Flexibility
Young scholars will use their prior knowledge about changes of matter to develop a hypothesis to test the physical properties of materials such as plastic (polymers) and how its chemical properties allow it to have unique physical...
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Oxidation Reduction Reactions [Pdf]
Read about how oxidation-reductions affect our everyday lives. View how atoms, molecules, and ions are reduced during the oxidation-reduction process. Learn how some of the normal chemical reactions in the body can change DNA. Use the...
Utah State Office of Education
Utah Science: Matter
Discover atoms and molecules which make up matter, motion of atoms and how to measure the mass, volume and density of matter.
Utah State Office of Education
Utah Science: It All Adds Up!
Atoms and molecules come together to create matter. What happens to the weight of matter when it is frozen? Can matter be destroyed? Check out these activities to clearly understand how this works.
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