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Article
Khan Academy

Khan Academy: Molecules and Compounds

For Students 9th - 10th
Article defines and explains compounds which are either ionic or covalent and molecules which are the simplest unit of a covalent compound. Molecules can be represented in many different ways.
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Website
University of Arizona

University of Arizona: Biochemistry

For Students 9th - 10th
Problem sets, tutorials, and activities related to biochemistry.
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Handout
Chem4kids

Chem4 Kids: Atoms: Electrons

For Students 3rd - 8th
Learn about an electron's negative charge, location, and role in bonding. Website also investigates electrons uses in electricity.
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Lesson Plan
Science Education Resource Center at Carleton College

Serc: Loopy Lewis Dot Diagrams

For Teachers 9th - 10th
Students will use colored fruit loops to organize valence electrons to develop and master the basics of Lewis Dot diagrams. They will develop processing and critical thinking skills and also master a model of bonding.
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Handout
Chem4kids

Chem4 Kids: Lithium

For Students 3rd - 8th
Here at Chem4Kids you can find some great information about the third element in the periodic table, lithium. Content focuses on lithium's electrons, where you can find lithium in nature, and how it bonds with other elements (or with...
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Website
Ducksters

Ducksters: Chemistry for Kids: Chemical Bonding

For Students 9th - 10th
Study chemical bonding in chemistry including atoms, valence electrons, ionic and covalent bonding, and how molecules are formed on this site!
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Activity
Educaplus (Jesús Peñas Cano)

Educaplus: Enlace Ionico [In Spanish]

For Students 9th - 10th
Expand your knowledge of Chemistry. Observe how ionic compounds are networks of electrically charged atoms.
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Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Molecular Compounds

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Definition of covalent compound, how they are named and how they differ from ionic compounds.
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Unknown Type
BBC

Bbc: Gcse Bitesize Science: Different Substances

For Students 9th - 10th
A short quiz over the general topics of atomic structure of different substances and bonding properties. The quiz gives immediate feedback over with explanation for the correct answer choice.
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Interactive
PBS

Pbs Teachers: Why the Towers Fell: The Structure of Metal

For Students 9th - 10th
Examine what it is that gives metal its special characteristics and how metal behaves under the stress of heat and outside forces. An engaging interactive feature is offered to here to illustrate this concept.
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Handout
PBS

Pbs Learning Media: The Structure of Metal

For Students 9th - 10th
In this interactive activity from the NOVA Web site, animations explain different aspects of the properties of metal.
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Handout
Chem4kids

Chem4 Kids: Magnesium (Mg)

For Students 3rd - 8th
Here you can find some great information about the 12th element in the periodic table, "magnesium." Content focuses on magnesium's electrons, where you can find magnesium in nature and in the home, and how magnesium combines with other...
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Handout
Chem4kids

Chem4 Kids: Hydrogen

For Students 3rd - 8th
Here you can find out about hydrogen, the first element in the periodic table. Content includes shell information, where to find it in nature, and why it is helpful to us.
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Handout
Chem4kids

Chem4 Kids: Helium

For Students 3rd - 8th
Here you can find lots of great information about helium. Learn about its electrons, where it exists in nature, and about the element itself!
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Handout
Chem4kids

Chem4 Kids: Carbon

For Students 3rd - 8th
Click on the left navigation terms for some great information about the 6th element in the periodic table, "carbon." Content focuses on carbon's electrons, where you can find carbon in nature and in the home, and how carbon combines with...
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Handout
Chem4kids

Chem4 Kids: Nitrogen (N)

For Students 3rd - 8th
Here you can find some great information about the 7th element in the periodic table, "nitrogen." Content focuses on nitrogen's electrons, where you can find nitrogen in nature and in the home, and how nitrogen combines with other elements.
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Handout
Chem4kids

Chem4 Kids: Fluorine

For Students 3rd - 8th
Here you can find some great information about the 9th element in the periodic table, "fluorine." Content focuses on fluorine's electrons, where you can find fluorine in nature and in the home, and how fluorine combines with other elements.
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Handout
Chem4kids

Chem4 Kids: Neon (Ne)

For Students 3rd - 8th
Here you can find some great information about the 10th element in the periodic table, "neon." Content focuses on neon's electrons, where you can find neon in nature and in the home, and how neon combines with other elements.
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Handout
Chem4kids

Chem4 Kids: Sodium (Na)

For Students 3rd - 8th
Here at Chem4Kids you can find some great information about the 11th element in the periodic table, "sodium." Content focuses on sodium's electrons, where you can find sodium in nature and in the home, and how sodium combines with other...
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Handout
Chem4kids

Chem4 Kids: Silicon (Si)

For Students 3rd - 8th
Here you can find some great information about the 14th element in the periodic table, "silicon." Content focuses on silicon's electrons, where you can find silicon in nature and in the home, and how silicon combines with other elements.
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Handout
Chem4kids

Chem4 Kids: Sulfur (S)

For Students 3rd - 8th
Here you can find some great information about the 16th element in the periodic table, "sulfur." Content focuses on sulfur's electrons, where you can find sulfur in nature and in the home, and how sulfur combines with other elements.
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Handout
Chem4kids

Chem4 Kids: Chlorine (Cl)

For Students 3rd - 8th
The 17th element in the periodic table is defined, chlorine. Find out how many electrons chlorine has and where you can find it in nature and in the home.
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Handout
Chem4kids

Chem4 Kids: Argon (Ar)

For Students 3rd - 8th
Chem4Kids looks at the 18th element in the periodic table, argon. Content focuses on argon's electrons, where you can find argon in nature and in the home, and how argon combines with other elements.
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Lesson Plan
Chem Tutor

Chem Tutor: Chemistry: Compounds

For Students 9th - 10th
This lesson focuses on chemical compounds including Ionic and Covalent Bonds, Valences, Lewis Structures, Binary Covalent Compounds, Radicals or Polyatomic Ions, and much more. It also includes a compound worksheet in which the students...

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