1. Chapter 3: Chemical Foundations: Elements, Atoms, and Ions

2. Vocabulary-10 words Electron Nucleus Isotopes Atomic Number
Mass Number
Ion
Neutron
Cation
Proton
Anion

3. Introduction to the periodic table, Elements and Symbols Learning Targets
You will learn the components of the periodic table.
You will learn about elements and their symbols.

4. Atoms, Ions and Isotopes Learning Targets
You will learn about atoms, ions and isotopes.

5. The atom, Compounds and Average Atomic Mass Learning Targets
You will learn about Dalton’s theory of atoms.
You will learn about important features and experiments discovering the atomic structure.
You will learn how chemical formulas represent compounds.
You will learn how to calculate the average atomic mass of an element.