1. Dry Lab – Nomenclature exercise

2. Topics for discussion
Cations and Anions Balancing Ionic Charges Polyatomic Ions Oxygen-Stabilized Polyatomic Ions Old System vs Stock System

3. Cations and anions
Cations Anions Naming Single (Monatomic) Ions

4. Balancing ionic charges
Molecules are Neutral; Ionic Charges must be balanced
Sodium Chloride
Aluminum Sulfide
Calcium Bromide
Carbon Nitride

5. Polyatomic ions
Many - Atom Ions Naming Conventions

6. Oxygen – stabilized polyatomic ions
1, General Form Ate 2. One More Oxygen than General Form Per 3. One Fewer Oxygen than General Form Ite 4. Two Fewer Oxygen than General Form Hypo

7. Old system vs stock system
Multivalent elements Stock System Roman Numerals (II) (III) Old System Ous, Ic

8. Practice exercise I
What is an Appropriate Name for the Following? 1. Na2CO3 2. LiBr 3. MgSO4 Fe(OH)2

9. Practice exercise II
What is the Chemical Formula for the Following Compounds?
Potassium Chlorate
Tin(IV) Oxide
Magnesium Hypoiodite
Ferrousnitride