CHM 142

General Chemistry I

Elgin Community College · Fall 2026

7 sections4 open now
Add to a schedule

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

Updated 4 hours ago

100

9 openSeats: 14/23 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194183Fall 20265 credits
9 available14 enrolled23 capacity0 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

101

FullSeats: 13/13 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194184Fall 20265 credits
0 available13 enrolled13 capacity2 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

102

FullSeats: 19/19 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194185Fall 20265 credits
0 available19 enrolled19 capacity2 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

103

1 openSeats: 22/23 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194186Fall 20265 credits
1 available22 enrolled23 capacity6 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

104

FullSeats: 23/23 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194187Fall 20265 credits
0 available23 enrolled23 capacity1 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

105

11 openSeats: 12/23 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194189Fall 20265 credits
11 available12 enrolled23 capacity0 waitlist
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
Details checked 4 hours agoSeats checked 4 hours ago

200

5 openSeats: 19/24 seats Last recorded: Jul 25, 2026, 9:22 PM
Class #194190Fall 20265 credits
5 available19 enrolled24 capacity0 waitlist
Days & times
Mo We · 6:00 – 9:10 PM
Meeting dates
Aug 24 – Dec 16
Location
Bldg M 171
Instructor
Rachel Greene
Details checked 4 hours agoSeats checked 4 hours ago
Class numbers and section codes come from the registrar.
Spot missing or incorrect course data?