Atoms, Molecules, and Ions

Important definitions to understand atoms, molecules, and ions

State the modern atomic theory and learn how atoms are constructed.

Test your knowledge and memory identifying symbols of comment elements

By taking this quiz, you should be able to define a molecule, name simple molecules based on their formulas, and determine a formula of a molecule based on its name.

Some molecules which have some common names

Test your knowledge in atoms, molecules and Ions