Chemistry 235 Schedule – Summer 2025

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: A Tenth Addition, John McMurry, OpenStax, 2023
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
6/2-5


Introduction to Class

Lecture: Introduction to Organic Chemistry (Chapter 1)


Lecture: Atoms and Atomic Orbitals; Chemical Bonding and Lewis Structures; Valence Bond Theory and Hybrid Orbitals; Molecular Orbital Theory (Sections 1.1-11)

 

Lecture: Molecular Representations; Formal Charge; Polar Bonds (Sections 1.12, 2.1 and 2.3)

Lecture: Resonance (Sections 2.4-6)
(no synchronous class today)
Week 2
6/9-12		 Lecture:
Functional Groups (Section 3.1)

Lecture: Infrared Spectroscopy (Chapter 12, Sections 5–8)

Degrees of Unsaturation (Section 7.2)

Lecture: Acids and Bases (Sections 2.7-11)

Lecture:
Molecular Polarity; Intermolecular Forces; Physical Properties and Solubility (Sections 2.2 and 2.12)

Take-home Quiz 1 due in Canvas by the end of the day
Week 3
6/16-19

Lecture: Alkanes; Constitutional Isomers; Naming Alkanes (Chapter 3, Section 2-4)

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: Conformations of Ethane; Newman Projections; Conformations of Butane (Chapter 3, Sections 6-7)

Review for Exam #1

EXAM 1

No Class - Juneteenth Holiday
Week 4
6/23-26

Lecture: Cycloalkanes; Conformations of Cyclohexane and Substituted Cyclohexanes (Chapter 4, Sections 1-8)

Lecture: Introduction to Stereoisomerism: Chirality, Enantiomers and R and S Naming  (Sections 5.1-3)

Lecture: Enantiomers and Diastereomers (Sections 5.4-10)

Introduction to Reactions and Mechanisms (Sections 6.1-5)
Week 5
6/30-7/3

Lecture: Naming, Isomers and Stability of Alkenes (Section 7.3-6)

Lecture:
Addition Reactions of Alkenes: Addition of H-X to Alkenes; Markovnikov's Rule (Sections 7.7-11)

Lecture: Hydration of Alkenes: Acid Catalyzed Addition of Water, Oxymercuration and Hydroboration-Oxidation, (Sections 8.4-5)

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

No Class - Independence Day Holiday

Week 6
7/7-10


  Lecture: More Addition Reactions of Alkenes: Hydrogenation, Halogenation,
Dihydroxylation, Oxidative Cleavage (Sections 8.2-3 and 6-9)

E1 and SN1 Reactions (Section 7.8)

Lecture: Naming and Reactions of Alkynes (Chapter 9)

Lecture: More Reactions of Alkynes (Chapter 9)

Review for Exam #2

EXAM 2
Week 7
7/14-17

Lecture: Alkyl Halides and Introduction to Nucleophilic Substitution and Elimination Reactions (Sections 10.1 and 11.1-2)

Lecture: SN2 Reactions (Section 11.3)

Lecture: SN1 Reactions (Section 11.4-5)

Lecture: Predicting Products of Elimination Reactions - Zaitsev's Rule and the E1 and E2 Reactions (Sections 11.7-10)
Week 8
7/21-24

Lecture: Predicting the Most Likely Mechanism - SN2 SN1, E2 or E1 (Section 11.11)

Lecture: Substitution and Elimination Reactions of Alcohols (Section 10.5 and 17.6)

Lecture: Introduction to NMR Spectroscopy: Theory of NMR, Number of Signals Expected and Chemical Shift (Sections 13.1-4)

Lecture: NMR Spectroscopy:  Integration and Multiplicity (Sections 13.5-7)

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

Week 9
7/28-31

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

Lecture: Analyzing 1H-NMR Spectra of Unknowns (Section 13.9)

Lecture: Radical Reactions (Chapter 10)

Review for Exam #3

EXAM 3
Week 10
8/4-5

Review for Final

FINAL EXAM

Notes