CK-12 Foundation
Ck 12: Physical Science: Chemistry of Compounds
[Free Registration/Login may be required to access all resource tools.] Explores chemical compounds and how elements form different compounds.
BBC
Bbc: Gcse Bitesize: Bonding: Covalent Bonds
This section of the lesson module focuses on covalent bonds, which are formed between non-metal atoms that share a pair of electrons. It includes links to a video and a test. Other types of chemical bonds are covered elsewhere in the...
CK-12 Foundation
Ck 12: Classification of Matter
[Free Registration/Login may be required to access all resource tools.] Students will use the physical and chemical properties of matter to categorize the various forms of matter.