Chem 350 Tentative Lecture Schedule - Fall 2011

No

Date

Topics

Chapter in Klein

PowerPoint or Models
1 8/22
The structural theory. Lewis and line-bond structures.
1

2 8/24 Drawing line-bond structure by reference to normal valencies of elements. Formal Charge.
1

3 8/26
Isomerism. Review of VSEPR Theory and Molecular Polarity.  
1

4 8/29
Valence bond theory. Hybrid orbitals. Pi and Sigma bonds.
1

5 8/31
Intermolecular forces and physical properties.Constitutonal isomers.
1

6 9/2
Functional group families. Condensed and skeletal structures. Naming alkanes and finding isomers.
2, 4

7 9/7
Acid/base reactions. Predicting acidity.
2, 3

8 9/9
Resonance and its effect on acidity.Inductive effects on acidity.
3

9 9/12
C-13 NMR
16

10 9/14
Alkane naming, branched alkyl groups, cycloalkanes and bicyclic alkanes.
4

11 9/16
Conformations of substituted cyclohexanes. Cis/trans isomerism.
4

12 9/19
Proton NMR.
16

13 9/21 Acids and bases. Part II. Practical aspects. 3

13 9/23

Exam 1

Key: Version A p2, p3, p4, p5
Version B p2, p3, p4, p5

1-4, 16

14 9/26
Equilibrium constants and rates.  Energy diagrams.
6

15 9/28
Kinetics and Collision Theory. Transition State Theory.
6

16 9/30
Mechanisms and arrow pushing.
6

17 10/3
Stereoisomerism and naming of alkenes; cis/trans vs E/Z designations.
5.1, 8.3, 8.4

18 10/5
Mechanisms of nucleophilic substitution. SN2 and SN1 mechanisms. Kinetics.
5

19 10/7
Properties of enantiomers. Optical activity and specific rotation. Racemic mixtures, chiral non-racemic, and achiral compounds. Stereochemistry of SN2 reactions.
7

20 10/10
SN2 - Effect of R group on rate; steric hindrance. Effect of leaving group ability. Effect of nucleophile.
7

21 10/12
Solvent effects in SN2 reactions and SN1 reactions.
7

22 10/14
SN1 reactions. Effect of carbocation stability. Stereochemistry.
7

23 10/17
Carbocation rearrangements.
7

24 10/19 Predicting SN2 or SN1 mechanism. SN2 reactions in synthesis.
7

  10/21
Exam 2
5-7, 15 (IR), 16 (H NMR)

25 10/24 Mass spectrometry. Diisoptopic elements, the nitrogen rule, types of fragmentation reactions. 15

26 10/26
1,2-Elimination of Alkyl Halides. The E1, E2, and E1cb mechanisms. E2 reactions and Zaitsev's rule.
8

27 10/28
Stereochemistry of E2 reactions. Bulky bases used for E2 reactions.
8

28 10/31 The E1 mechanism. Predicting the reaction and mechanism. SN2, E2, or SN1/E1. Preparation of alkynes by E2. 8

29 11/2 Addition of HX and X2 to alkenes. Stereochemistry of HX and X2addition. 9

30 11/4 Hydration of alkenes. 9

31 11/7 Oxidation of alkenes. 9


11/9
Exam 3
8-9, 15 (MS)

32
11/12
Alkynes
10

33 11/14
Alkynes
10

34 11/16
Alkynes
10

35 11/18 Alkynes 10

36 11/21 Radical Reactions 11

37 11/28
Radical Reactions
11

38 11/30
Radical Reactions
11

39 12/2 Radical Reactions 11


12/5
Exam 4 10-11