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Order of Filling Orbitals

   1.n + l order

   2.n vs. l table with diagonals

   3.periodic table
        a.s = row
        b.p = row
        c.d = row -1
        d.f = row -2
 
 

Orbitals and The Periodic Table

See Table 8.2 on page 368

   1.For:
        a.Lithium
        b.Oxygen
        c.Scandium
        d.Chromium
        e.Copper
        f.Zinc
        g.Lanthanum ([Xe] 5d1 6s2)
        h.Cerium ([Xe] 4f1 5d1 6s2)
        i.Praseodynium ([Xe] 4f3 6s2)
 
 

Periodic Trends

   1.Atomic Size (Overhead)

   2.Ion Size (Overhead)

   3.Ionization Energy (Overhead)
        a.Mg -> Mg1+ (CD-ROM d: h: internet)
        b.Mg1+ -> Mg2+(CD-ROM d: h: internet)
        c.Mg2+ -> Mg3+(CD-ROM d: h: internet)
        d.Review Common Monoatomic Ions (Figure 3.10, p 115):

   4.Electron Affinity (Overhead) (CD-ROM d: f: internet)

Reactions and Periodic Properties

   1.Na (s) + 1/2 Cl2 (g) -> NaCl (s) (CD-ROM d: f: internet)

   2.Energy of Ion Pair Formation

   3.Lattice Energy
        1.Forming Ionic Solids (CD-ROM d: f: internet)
        2.Formation of LiF using Thermodynamics Data
           Reaction
                                  [delta]H (kJ/mole)
           Li (s) -> Li(g)
                                  159.4
           1/2 F2 (g) > F (g)
                                  79.5
           Li (g) -> Li1+ (g) + 1 e-
                                  5.39172 eV
                                  (1 eV = 96.485 kJ/mole)
           F (g) + e- -> F1- (g)
                                  -328
           Li (s) + 1/2 F2 (g) -> LiF (g)
                                  -332.6
           Li (s) + 1/2 F2 (g) -> LiF (s)
                                  -616.9
 

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