Dec 05, 2025  
2025-2026 Undergraduate Catalog 
    
2025-2026 Undergraduate Catalog

CHEM 121A - General Chemistry I



Fundamental principles of chemistry and their correlation with the properties of the elements. 

Credits: 3
Prerequisites: A passing score on the Chemistry Placement Exam or a grade of C or better in  . A grade of C or better in MATH 126 MATH 126E , or higher; or placement into   or higher.
Corequisites: CHEM 121L is required if enrolling in CHEM 121A for the first time. Credit not allowed in both CHEM 121 and CHEM 121A.
Notes: Fulfills the UNLV General Education Physical and Natural Science Requirement.