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.

This Chem4Kids.com site explains what equilibrium is in easy-to-understand language. Content includes a great example, as well as exploring different things which effect the position of equilibrium.

This Chem4Kids site provides a nice description of the Halogen group. Content focuses on what makes them alike and what Halides are.

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.

Here at Chem4Kids you can learn all about ions. Content explores what an ion is, its various characteristics, electrovalence, and more.

This overview of lipids explores triglycerides, saturated and unsaturated fat, steroids, waxes, and the role of lipids in energy.

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 elements.

This site provides a general overview of the metals in the periodic table. Content explores the different types of metals, and how you can identify a metal.

This informative site contains basic information, offered in a straightforward way, on what constitutes a mixture. Examples and illustrations are part of this site.

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.

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.

Chem4Kids! looks at nucleic acids and its "five easy parts": uracil, cytosine, thymine, adenine, and guanine.

Here you can find some great information about the 15th element in the periodic table, "phosphorus." Content focuses on phosphorus' electrons, where you can find phosphorus in nature and in the home, and how phosphorus combines with other elements.

Here you can learn all about plasma. Explore what plasma is, its basic characteristics, and how plasma is created.

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 elements.

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.

Here you can learn all about carbohydrates! Content explores what carbohydrates are used for in the body, as well as the different types: saccharides, regular sugars, and polysaccharides.

This site provides an excellent overview of transition metals, focusing on what makes them special.

This StudyCards stack enables students to review the vocabulary that describes chemical bonding.

This activity is designed to be used a pre-test over types of chemical reactions and balancing.