Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Compounds and Chemical Bonds: Audio Book
Did you ever wonder how or why atoms bond together? This interactive tutorial sheds some light on why bonds form and the difference between ionic and covalent bonds.
Quia
Quia: Reading Detective: Main Idea
A 20 question quiz testing knowledge of ionic and covalent bonding.
CK-12 Foundation
Ck 12: Chemistry for High School
This digital textbook covers core chemistry concepts and includes interactive features, real-world examples, and videos.