Dry Lab – Nomenclature exercise

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Presentation transcript:

Dry Lab – Nomenclature exercise

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

Cations and anions Cations Anions Naming Single (Monatomic) Ions

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

Polyatomic ions Many - Atom Ions Naming Conventions

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

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

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

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