CHEM 1515 - General Chemistry 1
Fall 2026 Syllabus, Section 01, CRN 40701,
Credit hours: 3
Course Meeting Times
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Instructor
Brian D. Leskiw
Professional Qualifications:
Ph.D., Physical Chemistry, The Pennsylvania State University
B.S., Chemistry, Niagara University
Professor
Email: bdleskiw@ysu.edu
Office: Ward Beecher Hall 5046
Office Phone: (330) 941 – 1562
Additional Contact Methods:
Blackboard message board.
Preferred Contact Method: Email preferred.
How to Refer to me:
Dr. Leskiw or Prof. Leskiw
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Course Description
1515. General Chemistry 1. An introduction to the fundamental principles of chemistry, including measurement and calculation; chemical stoichiometry; the properties of gases; atomic and molecular structure; bonding; thermochemistry; and periodic properties. Intended for majors in the natural sciences and engineering. Three hours lecture. Prereq.: "C" or better in CHEM 1501 or equivalent and "C" or better in MATH 1513 or "C" or better in MATH 1510 or "C" or better in MATH 1510C. Coreq.: CHEM 1515L. 3 s.h.
Course Readings
| Group | Title | Author | ISBN |
|---|---|---|---|
| Required | Chemistry, A Molecular Approach, 6th Edition | N. Tro | 9780137832217 |
The course readings are subject to change in the event of extenuating circumstances, research developments, current events, and/or to ensure better learning.
Assignments/Assessments
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Schedule of Topics and Assignments
| Day | Date | Reading(s) | Proposed Topic | Due/To Prepare for Class |
|---|---|---|---|---|
| Mon | 8/24 | Chapter 1 | Introduction; Measurement, Significant Figures | Suggested Exercises: 1:33,37,41,45,47,53,57,59,61,71,81,85,87,89,91,93,95,101 |
| Wed | 8/26 | Chapter 1 | Significant Figures, Properties, Scientific Method | |
| Fri | 8/28 | Chapter 1 | Temperature, Density, Dimensional Analysis | |
| Mon | 8/31 | Chapter 2 | Atomic Theory, Periodic Table, Ions | Suggested Exercises: 2:29,49,53,55,57,61,63,65,73,75,89,91,93,95,99,101,115 |
| Wed | 9/2 | Chapter 2 | Atomic/Molar Mass, Bonding | |
| Fri | 9/4 | Chapter 2/3 | Bonding & Formulas, Nomenclature | |
| Mon | 9/7 | No Class | ||
| Wed | 9/9 | Chapter 3 | Nomenclature | Suggested Exercises: 3:29,31,35,37,39,43,45,47,53,55,67,69,71,75,79,89,97,103 |
| Fri | 9/11 | Chapter 3 | Nomenclature, Formula Mass, Mole | |
| Mon | 9/14 | Chapter 3 | Mole, % Composition | |
| Wed | 9/16 | Chapter 3/4 | Balancing Reactions, Stoichiometry | |
| Fri | 9/18 | Chapter 4 | Stoichiometry | Suggested Exercises: 4:25,29,31,43,47,51,53 |
| Mon | 9/21 | Chapter 4 | Limiting Reagents, % Yield | |
| Wed | 9/23 | Chapter 5 | Reactions, Electrolytes, Molarity | Suggested Exercises: 5:21,25,27,29,31,37,39,45,55,69,73 |
| Fri | 9/25 | EXAM 1: Chapters 1, 2, 3, 4 | ||
| Mon | 9/28 | Chapter 5 | Oxidation/Reduction, Titration | |
| Wed | 9/30 | Chapter 6 | Gases, Pressure | Suggested Exercises: 6:33,37,43,45,59,61,65,79,81,89,107 |
| Fri | 10/2 | Chapter 6 | Gas Laws, Ideal Gases | |
| Mon | 10/5 | Chapter 6 | Gas Density, Mole Fraction, Partial Pressure | |
| Wed | 10/7 | Chapter 6 | Kinetic-Molecular Theory | |
| Fri | 10/9 | Chapter 6 | Effusion, Real Gases | |
| Mon | 10/12 | Chapter 7 | Thermochemistry, Systems | Suggested Exercises: 7:43,49,65,69,81,85,87,89,91 |
| Wed | 10/14 | Chapter 7 | Calorimetry, Enthalpy | |
| Fri | 10/16 | Chapter 7 | Enthalpy, Heats of Formation, Hess’ Law | |
| Mon | 10/19 | Chapter 8 | Light, Electromagnetic Radiation, Bohr Model | Suggested Exercises: 8:39,41,47,59,61,63,65 |
| Wed | 10/21 | Chapter 8 | H-atom, Orbitals | |
| Fri | 10/23 | EXAM 2: Chapters 5, 6, 7 | ||
| Mon | 10/26 | Chapter 8 | Orbitals, Quantum numbers | |
| Wed | 10/28 | Chapter 8 | Quantum numbers, Electron Configurations | |
| Fri | 10/30 | Chapter 8 | Electron Configurations, Aufbau principle | |
| Mon | 11/2 | Chapter 8/9 | Ground/Excited State, Periodic Trends | |
| Wed | 11/4 | Chapter 9 | Periodic Trends, Bonding | Suggested Exercises: 9:39,41,47,51,53,63,65,69,73,75,79,99 |
| Fri | 11/6 | Chapter 10 | Lewis Symbols, Lewis Structures, Octet Rule | Suggested Exercises: 10:37,39,55,57,63,79 |
| Mon | 11/9 | Chapter 10 | Lewis Structures, Electronegativity, Polarity | |
| Wed | 11/11 | No Class | ||
| Fri | 11/13 | Chapter 10 | Formal Charge, Bond Enthalpy | |
| Mon | 11/16 | Chapter 11 | VSEPR Theory, Molecular Geometry | Suggested Exercises: 11:35,39,41,47,49,59,61 |
| Wed | 11/18 | Chapter 11 | Molecular Geometry, Polarity | |
| Fri | 11/20 | EXAM 3: Chapters 8, 9, 10 | ||
| Mon | 11/23 | Chapter 11 | Molecular Geometry, Polarity | |
| Wed | 11/25 | No Class | ||
| Fri | 11/27 | No Class | ||
| Mon | 11/30 | Chapter 11 | Valance-Bond Theory, Hybridization | |
| Wed | 12/2 | Chapter 11 | Molecular Orbital Theory | |
| Fri | 12/4 | Review | ||
| Mon | 12/7 | No Class | ||
| Wed | 12/9 | No Class | ||
| Fri | 12/11 | 8:00 - 10:00 a.m. | Final Exam (Comprehensive) |
The course schedule, policies, procedures, and assignments in this course are subject to change in the event of extenuating circumstances, by mutual agreement, and/or to ensure better learning.