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CHEM 108: Principles of Chemistry I at York College

3.5 credits · Spring 2027

Principles of Chemistry I (CHEM 108) at York College has 2 ways to take it in Spring 2027, plus 2 recitation or lab times you pair with a lecture. 4 of 4 sections have an open seat right now.

Professors teaching it: Emmanuel Chang and Elmer-Rico Mojica.

Of the 2 professors with a Chill Rank, Emmanuel Chang ranks chillest (Easy) and Elmer-Rico Mojica least chill (Fair).

Compare them below, check the days and times, and add the course to your schedule.

This course meets as a lecture plus a recitation. Your schedule needs one time from each, and the schedule builder picks them together.

Requirements

NOT OPEN TO STUDENTS WITH CREDIT IN CHEM 101 or 200-LEVEL CHEM OR ABOVE; PREREQUISITE: MATH 104 or MATH 120 or PLACEMENT IN MATH 121 and COREQUISITE: CHEM 109

About this course

Introduction to chemical principles and concepts. Topics include: stoichiometry, aqueous reactions, thermochemistry, atomic structure and periodicity, bonding, molecular geometry, gases. Not open to student with credit for CHEM 101.

Best professors for CHEM 108 at York, Spring 2027

Ordered chillest first. A Chill Rank compares a professor with other CUNY professors on Rate My Professors difficulty, rating and would-take-again; it needs at least 3 ratings. How it works

CHEM 108 sections, times and seats

Seat status as of Oct 4, 10:00 PM ET. Seats can change between refreshes. How fresh is this?

Chill Rank compares professors using Rate My Professors reviews, from Chill to Brutal. What each rank means

You need one lecture and one recitation. They can be combined freely, so pick each separately; the schedule builder checks the times together.

Tue · 10:00 AM - 11:50 AM
Thu · 11:00 AM - 11:50 AM
NO-LEC · In Person · Acad Core 1M06
Emmanuel ChangChill Rank 2 of 5: Easy?★ 4.4(38)Difficulty 2.7/5 · 100% would take again#1 chillest of 2 for this course
Open
Sat · 9:00 AM - 11:50 AM
S3-LEC · In Person · Acad Core 4M06
Elmer-Rico MojicaChill Rank 3 of 5: Fair?★ 4.1(47)Difficulty 3.2/5 · 71% would take again#2 chillest of 2 for this course
Open
Pick a recitation · 2 recitations · 2 open · 10:00 AM to 12:00 PM start times
  • R13-RECThu · 10:00 AM - 10:50 AM
    Emmanuel ChangChill Rank 2 of 5: Easy?★ 4.4(38)Difficulty 2.7/5 · 100% would take again#1 chillest of 2 for this course
    In PersonOpen
  • S13-RECSat · 12:00 PM - 12:50 PM
    Elmer-Rico MojicaChill Rank 3 of 5: Fair?★ 4.1(47)Difficulty 3.2/5 · 71% would take again#2 chillest of 2 for this course
    In PersonOpen

Questions about CHEM 108 at York

Who teaches CHEM 108 at York in Spring 2027?
Emmanuel Chang and Elmer-Rico Mojica are listed for Spring 2027. Each name links to a page with their Chill Rank and Rate My Professors numbers.
Is CHEM 108 at York hard?
It depends on the professor. Across the 2 professors with a Chill Rank, students on Rate My Professors give an average difficulty of 3.0 out of 5. The Chill Rank above compares them directly.
What if a CHEM 108 section is full?
Try another section, join the waitlist in CUNYfirst if there is one, or ask the department. You can also watch a full section and get an email when a seat opens; you still enroll yourself in CUNYfirst.