Chemistry 235 Schedule – Summer 2024

This is the schedule for the class this semester. It will be updated regularly, so please check back often. The schedule will contain planned lecture topics for each day, dates of all quizzes and exams, suggested homework problems from the textbook, links which may be useful to you, and other important information regarding the class.

Textbook coverTextbook:  Organic Chemistry, David Klein, 4th Edition, Wiley, 2021
Click here for the class syllabus
 Back to Dr. Hascall's homepage

Aktiv Chemistry Logo		 Access Aktiv Chemistry for online homework problems using the link in Canvas.
Tutoring: Free one-on-one tutoring services will be available through the Academic Success Centers this summer. Click here to send an email to request a 45-minute tutoring session via Zoom. More information about tutoring can be found at this page.
Online Videos: As additional resources to supplement your studying, you may want to watch free video lectures on Organic Chemistry from the Khan Academy and Frank Wong.


Monday Class Tuesday Class Wednesday Class Thursday Class
Week 1
6/3-6


Introduction to Class

Lecture: Introduction to Organic Chemistry (Section 1.1)


Lecture: Atoms and Atomic Orbitals; Chemical Bonding and Lewis Structures; Constitutional Isomers; Formal Charge; Polar Bonds (Sections 1.2-5)

 

Lecture: Molecular Representations; Valence Bond Theory and Molecular Orbital Theory; VSEPR (3D shapes of molecules); Hybrid Orbitals (Sections 1.6-10 and 2.1-2)

Lecture: Molecular Polarity; Intermolecular Forces; Physical Properties and Solubility (Sections 1.11-13)

Identifying Functional Groups (Section 2.3)
Week 2
6/10-13		 Lecture: Resonance (Sections 2.7-12)

Lecture: Infrared Spectroscopy (Chapter 14, Sections 1-7)

Degrees of Unsaturation (Section 14.16)

Lecture: Acids and Bases; Using Curved Arrows to Show Electron Flow; Acid-Base Equilibria; Predicting Strength of Acids (Sections 3.1-4)

Lecture: Effects of Resonance, Induction and Orbitals on Acid Strengths; The Leveling Effect; Lewis Acids and Bases (Sections 3.4-9)
 Introduction to Alkanes (Sections 4.1 and 3)

Take-home Quiz 1 due in Canvas by the end of the day
Week 3
6/17-20

Before class today:

Please read carefully Section 4.2 on naming alkanes (skip bicyclics). Here are also some video lectures on naming from Khan Academy:
1. Naming Simple Alkanes, 2. Naming Alkanes with Alkyl Groups, 3. Alkane and Cycloalkane Nomenclature I and 4. Alkane and Cycloalkane Nomenclature II.

Lecture: Naming Alkanes and Cycloalkanes (Chapter 4, Section 2)

Lecture: Conformations of Ethane; Newman Projections; Conformations of Butane (Sections 4.6-8)

Review for Exam #1


No Class - Juneteenth Holiday

EXAM 1
Week 4
6/24-27

Lecture: Cycloalkanes; Conformations of Cyclohexane and Substituted Cyclohexanes (Sections 4.9-14)

Lecture: Cis-Trans Isomers of Alkenes; Introduction to Stereoisomerism; R and S Naming  (Sections 5.1-3)

Lecture: Optical Activity; Enantiomers and Diastereomers (Sections 5.4-10)

Lecture: E and Z Naming of Alkenes (Section 5.11) and Introduction to Reactions and Mechanisms (Sections 6.5-11)
Week 5
7/1-4

Lecture: Nucleophilic Substitution and Elimination Reactions; Alkyl Halides; SN2 Reactions (Sections 7.1-3)

Lecture: SN2 Reactions (contd.) and E2 Elimination Reactions; Naming Alkenes (Sections 7.4–5, 7.12, 8.3)

Lecture: Relative Stability of Alkenes and Predicting Products of Elimination Reactions - Zaitsev's Rule and Stereochemistry of E2 Reactions (Sections 7.6-7)

Take-home Quiz 2 due at the end of the day

No Class - Independence Day Holiday

Week 6
7/8-11


  Lecture: E1 and SN1 Reactions (Section 7.8)

Lecture: Predicting the Most Likely Mechanism - SN2 SN1, E2 or E1 (Section 7.9)

Lecture: Other Substrates; Alcohol Dehydration; Synthetic Strategies (Section 7.10-11)

Review for Exam #2

EXAM 2
Week 7
7/15-18

Lecture: Addition Reactions of Alkenes; Addition of H-X to Alkenes; Markovnikov's Rule (Sections 8.1-5)

Lecture: Hydration of Alkenes: Acid Catalyzed Addition of Water, Oxymercuration and Hydroboration-Oxidation, (Sections 8.6–8)

Lecture: Stereochemistry of Hydroboration, Hydrogenation and Halogenation of Alkenes (Sections 8.8–10)

Lecture: Dihydroxylation and Oxidative Cleavage of Alkenes (Sections 8.11-15)
Week 8
7/22-25

Lecture: Alkynes - Naming and Reduction Reactions of Alkynes (Sections 9.1-6)

Lecture: Hydration, Halogenation and Ozonolysis of Alkynes; Alkylation of Terminal Alkynes (Sections 9.7-11)

Lecture: Introduction to NMR Spectroscopy: Theory of NMR, Number of Signals Expected and Chemical Shift (Sections 15.1-4)

Take-home Quiz 3 due at the end of the day

Lecture: NMR Spectroscopy:  Integration and Multiplicity (Sections 15.5-9)
Week 9
7/29-8/1

No asynchronous lecture for today – study the NMR unknown packet (on Canvas).

Lecture: Analyzing 1H-NMR Spectra of Unknowns (Section 15.10)

Lecture: Radical Reactions (Chapter 10)

Review for Exam #3

EXAM 3
Week 10
8/5-6

Review for Final

FINAL EXAM

Notes