Chemistry
12 courses · Lake Tahoe Community College · 2026-2027 Catalog
Classes: Fall 2026 · Winter 2027 · Spring 2027
CHM 100 Introduction to General Chemistry
- Units
- 5
- Hours
- 4 hours lecture weekly, 3 hours lab weekly, 84 contact hours total
- Prerequisite
- Elementary Algebra or higher or eligibility for transfer-level mathematics.
- Transfers to
- CSU, UC
- C-ID
- CHM 101
This course is a one-quarter introduction to general chemistry primarily for students who intend to pursue careers in allied health fields and other applied sciences. This course is also the prerequisite for CHM 101. Topics include scientific measurements, energy and matter, atoms and elements, compounds and bonding, chemical quantities and reactions, gases, solutions, acids and bases, and nuclear chemistry. *UC unit/course limit
CHM 101 General Chemistry I
- Units
- 5.75
- Hours
- 4 hours lecture weekly, 5.25 hours lab weekly, 111 contact hours total
- Prerequisite
- MAT 154A or MAT 154AA with a grade of "C" or better or equivalent and completion of CHM 100 or CHM 114 or equivalent with a grade of "C" or better.
- Transfers to
- CSU, UC
- C-ID
- CHEM 120S = CHM 101 + CHM 102 + CHM 103
This course is the first quarter of a one-year course in chemistry intended for majors in the natural sciences (chemistry, biochemistry, biology, physics, pre-medicine), mathematics, or engineering. Topics include foundations of chemistry, atomic structure, nuclear chemistry, stoichiometry, types of chemical reactions, gases, and thermochemistry.
CHM 102 General Chemistry II
- Units
- 5.75
- Hours
- 4 hours lecture weekly, 5.25 hours lab weekly, 111 contact hours total
- Prerequisite
- Completion of CHM 101 with a grade of "C" or better or equivalent.
- Transfers to
- CSU, UC
- C-ID
- CHEM 120S = CHM 101 + CHM 102 + CHM 103
This course is the second quarter of a one-year sequence in chemistry intended for majors in the natural sciences (chemistry, biochemistry, biology, physics, pre-medicine), mathematics, or engineering. Topics include liquids and solids, properties of solutions, chemical kinetics, chemical equilibrium, acids and bases, applications of aqueous equilibria, spontaneity/entropy/free energy, and electrochemistry.
CHM 103 General Chemistry III
- Units
- 5.75
- Hours
- 4 hours lecture weekly, 5.25 hours lab weekly, 111 contact hours total
- Prerequisite
- Completion of CHM 102 with a grade of "C" or better or equivalent.
- Transfers to
- CSU, UC
- C-ID
- CHEM 120S = CHM 101 + CHM 102 + CHM 103
This course is the third and final quarter of a one-year sequence in chemistry intended for majors in the natural sciences (chemistry, biochemistry, biology, physics, pre-medicine), mathematics, or engineering. Topics include atomic structure and quantum theory, molecular structure and bonding, descriptive chemistry of the elements, coordination chemistry, and organic chemistry.
CHM 118 Introduction to Organic and Biological Chemistry
- Units
- 4
- Hours
- 4 hours lecture weekly, 48 contact hours total
- Prerequisite
- CHM 100 (Introduction to General Chemistry) with a grade of "C" or better or equivalent
- Corequisite
- CHM 118L (Introduction to Organic and Biological Chemistry Lab)
- Transfers to
- CSU, UC
- C-ID
- CHEM 102
This course is the lecture component of a one-quarter introduction to organic and biological chemistry primarily for students who intend to pursue careers in allied health fields and other applied sciences. Topics include structure and properties of hydrocarbons, organic compounds containing oxygen and sulfur, the structure and functions of carbohydrates, lipids, amino acids, proteins, and nucleic acids.
CHM 118L Introduction to Organic and Biological Chemistry Lab
- Units
- 1
- Hours
- 3 hours lab weekly, 36 contact hours total
- Prerequisite
- CHM 100 (Introduction to General Chemistry) with a grade of "C" or better or equivalent
- Corequisite
- CHM 118 (Introduction to Organic and Biological Chemistry)
- Transfers to
- CSU, UC
- C-ID
- CHEM 102
This course is the lab component of a one-quarter introduction to organic and biological chemistry primarily for students who intend to pursue careers in allied health fields and other applied sciences. Topics include structure and properties of hydrocarbons, organic compounds containing oxygen and sulfur, the structure and functions of carbohydrates, lipids, amino acids, proteins, enzymes, and nucleic acids.
CHM 221 Organic Chemistry I
- Units
- 4
- Hours
- 4 hours lecture weekly, 48 contact hours total
- Prerequisite
- Completion of CHM 102 and CHM 103 with a grade of "C" or better or equivalent.
- Corequisite
- CHM 221L
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
This is the first quarter of a three-quarter course in organic chemistry intended for majors in science and allied health fields. This course introduces the principles of organic chemistry including nomenclature, stereochemistry, functional groups, reaction mechanisms, and properties of aliphatic and unsaturated hydrocarbons and alkyl halides.
CHM 221L Organic Chemistry I Lab
- Units
- 1
- Hours
- 3 hours lab weekly, 36 contact hours total
- Prerequisite
- Completion of CHM 102 and CHM 103 with a grade of "C" or better or equivalent.
- Corequisite
- CHM 221
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
This is a laboratory course to accompany CHM 221. This course is intended to introduce students to laboratory techniques common in modern synthetic organic chemistry. The course introduces laboratory techniques common in synthetic organic chemistry. Students will work on both standard preparatory scale and microscale to prepare, isolate, purify, and characterize organic compounds.
CHM 222 Organic Chemistry II
- Units
- 4
- Hours
- 4 hours lecture weekly, 48 contact hours total
- Prerequisite
- Completion of CHM 221 with a grade of "C" or better or equivalent.
- Corequisite
- CHM222L
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
This course is the second quarter of a three-quarter course intended for majors in the sciences or closely-related fields, such as chemical engineering or allied health fields. This course expands on the material from CHM 221, focusing on alkynes, polyenes; aromatic compounds; alcohols, thiols, and ethers; and aldehydes and ketones and their derivatives. Concepts will include and expand upon retrosynthesis, spectroscopic structure determination, and reaction mechanisms
CHM 222L Organic Chemistry II Lab
- Units
- 1
- Hours
- 3 hours lab weekly, 36 contact hours total
- Prerequisite
- Completion of CHM 221 with a grade of "C" or better or equivalent
- Corequisite
- CHM 222
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
Laboratory course to accompany CHM 222. Intended to introduce students to laboratory techniques common in modern synthetic organic chemistry. Introduces laboratory techniques common in synthetic organic chemistry. Students will work on both standard preparatory scale and microscale to prepare, isolate, purify and characterize organic compounds.
CHM 223 Organic Chemistry III
- Units
- 4
- Hours
- 4 hours lecture weekly, 48 contact hours total
- Prerequisite
- Completion of CHM 222 with a grade of “C” or better or equivalent.
- Corequisite
- CHM 223L
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
This course is the final quarter of a three-quarter series intended for majors in the sciences or closely-related fields. This course expands on the material from CHM 222, focusing on carboxylic acids, acid derivatives, and amines. Biologically active molecules such as proteins and carbohydrates are introduced. There is continued emphasis on structure-reactivity relationships, mechanisms of reaction and multi-step syntheses.
CHM 223L Organic Chemistry III Lab
- Units
- 1
- Hours
- 3 hours lab weekly, 36 contact hours total
- Prerequisite
- Completion of CHM 222 with a grade of “C” or better or equivalent.
- Corequisite
- CHM 223
- Transfers to
- CSU, UC
- C-ID
- CHEM160S = CHM221/221L + CHM222/222L + CHM223/223L
Laboratory course to accompany CHM 223. Intended to introduce students to laboratory techniques common in modern synthetic organic chemistry. Introduces laboratory techniques common in synthetic organic chemistry. Emphasis is on chemical reactions relevant to CHM223, multi-step syntheses, and identification of unknowns.