CHM 142
General Chemistry I
Elgin Community College · Fall 2026
Catalog description
Prerequisite: Reading: Grade of C or better in RDG 091 or LTC 099, or satisfaction of other placement criteria. Math: Grade of C or better in MTH 112 satisfaction of other placement criteria. Other: Grade of C or better in CHM 101 or CHM 112 or grade of C or better in one year high school chemistry if graduated in the past five years. ^ The first course in a two-semester sequence in General Chemistry. Topics covered include fundamentals of chemistry including the periodic table of elements, atomic and molecular structure; basic concept of quantum theory, the gaseous state, stoichiometry of chemical reactions and solutions; heat and Enthalpy of reactions; and bonding. The course also emphasizes applications. Students will be exposed to the practical aspects of chemistry as they relate to the health sciences and the environment. The experiments of the companion lab are closely related to the course material and they will emphasize both qualitative and quantitative analysis. The course is intended for science majors, engineering and pre-professional students. (1.1)Fulfills the ECC/IAI General Education/Physical Sciences (lab) requirement. IAI General Education P1 902L IAI Major: CHM 911 Proficiency Credit Available (2 C) Pass/No Credit Not Available
Sections
Current meeting, instructor, credit, and enrollment details
100
9 openSeats: 14/23 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Tu Th · 8:00 – 9:40 AMFr · 8:00 – 10:40 AM
- Meeting dates
- Aug 25 – Dec 17Aug 28 – Dec 11
- Location
- Bldg M 178Bldg M 171
- Instructor
- Steven S. Trail
101
FullSeats: 13/13 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Mo · 9:00 – 11:50 AMWe · 9:00 AM – 12:30 PM
- Meeting dates
- Aug 24 – Dec 14Aug 26 – Dec 16
- Location
- Bldg M 140Bldg M 171
- Instructor
- Rituparna Saha
102
FullSeats: 19/19 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Tu · 9:00 – 10:40 AMTh · 9:00 – 11:40 AMFr · 9:00 – 10:40 AM
- Meeting dates
- Aug 25 – Dec 15Aug 27 – Dec 17Aug 28 – Dec 11
- Location
- Bldg M 151Bldg M 171Bldg M 178
- Instructor
- Rituparna Saha
103
1 openSeats: 22/23 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Mo · 10:00 – 11:40 AMTu · 10:00 AM – 12:40 PMTh · 10:00 – 11:40 AM
- Meeting dates
- Aug 24 – Dec 14Aug 25 – Dec 15Aug 27 – Dec 17
- Location
- Bldg M 151Bldg M 171Bldg M 140
- Instructor
- Erin S. Kerwood
104
FullSeats: 23/23 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Tu Th · 12:00 – 1:40 PMFr · 11:00 AM – 1:40 PM
- Meeting dates
- Aug 25 – Dec 17Aug 28 – Dec 11
- Location
- Bldg M 140Bldg M 171
- Instructor
- Rituparna Saha
105
11 openSeats: 12/23 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Mo Th · 1:00 – 2:50 PMWe · 1:00 – 3:40 PM
- Meeting dates
- Aug 24 – Dec 17Aug 26 – Dec 16
- Location
- Bldg M 171
- Instructor
- Steven S. Trail
200
5 openSeats: 19/24 seats Last recorded: Jul 25, 2026, 9:22 PM- Days & times
- Mo We · 6:00 – 9:10 PM
- Meeting dates
- Aug 24 – Dec 16
- Location
- Bldg M 171
- Instructor
- Rachel Greene