Unit 5: Bonding and Compounds

Compounds

1. Oxidation number & the periodic table
   •review test
   •oxidation #'s
   •rules for oxidation #'s
   •oxidation #'s from periodic table
   •Lewis dot notation
2. Writing formulas
   •neutral compounds
   •writing formulas using oxidation #'s
3. Practice
   •writing formulas
   •numbers outside of parentheses

   Chemical Bonds

4. Bonds & Electronegativity
   •bond definition
   •EN definition and trend
5. Covalent bonds
   •covalent bonding and molecules
6. Ionic bonds
   •ionic bonding and crystals
   •metallic bonds
   •comparison of covalent, ionic, and metallic compounds

   Molecular Shapes & Attractions

7. VSEPR theory
   •electron pair repulsion
   •linear, trigonal pyramidal, tetrahedral shapes
   •unshared electron pairs
8. Dipoles
   •EN differences
   •importance of molecular shape
9. Intermolecular forces aka Van der Waals forces
   •London dispersion
   •dipole-dipole
   •hydrogen bonds
10. Water & review
    •universal solvent
    •high heat capacity
    •high surface tension
    •review
11. Practice & review
12. Exam: Bonding and Compounds