Hardest CHM classes at Purdue
Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.
- CHM 11610: General Chemistry Ii Average GPA 2.50, 613 students
- CHM 11600: General Chemistry Average GPA 2.62, 6,566 students
- CHM 25500: Organic Chemistry Average GPA 2.76, 4,569 students
- CHM 25700: Organic Chemistry Average GPA 2.76, 1,235 students
- CHM 11500: General Chemistry Average GPA 2.81, 12,205 students
- CHM 33900: Biochem: Molecular Approach Average GPA 2.85, 1,204 students
- CHM 32100: Analytical Chemistry I Average GPA 2.87, 493 students
- CHM 12500: Intro to Chemistry I Average GPA 2.90, 441 students
- CHM 12600: Intr to Chemistry Ii Average GPA 2.92, 424 students
- CHM 26605: Organic Chemistry Average GPA 2.92, 410 students
- CHM 11100: General Chemistry Average GPA 2.95, 4,620 students
- CHM 26505: Organic Chemistry Average GPA 2.97, 472 students
- CHM 12901: Gen Chem with Bio Focus Average GPA 2.98, 2,466 students
- CHM 25600: Organic Chemistry Average GPA 2.99, 3,752 students
- CHM 11510: General Chemistry I Average GPA 3.01, 2,473 students
- CHM 11200: General Chemistry Average GPA 3.02, 3,577 students
- CHM 37400: Physical Chemistry Average GPA 3.02, 353 students
- CHM 34200: Inorganic Chemistry Average GPA 3.06, 445 students
- CHM 26100: Organic Chemistry Average GPA 3.09, 679 students
- CHM 11630: General Chem II - Virtual Lab Average GPA 3.14, 112 students
- CHM 26200: Organic Chemistry Average GPA 3.17, 567 students
- CHM 37200: Physical Chemistry Average GPA 3.23, 384 students
- CHM 24100: Intro Inorganic Chem Average GPA 3.28, 642 students
- CHM 37300: Physical Chemistry Average GPA 3.31, 403 students
- CHM 43300: Biochemistry Average GPA 3.33, 253 students
- CHM 37000: Topics in Physical Chm Average GPA 3.39, 630 students
- CHM 43800: Intro Molecular Biotechnology Average GPA 3.41, 143 students
- CHM 62000: Spectrochem Instrument Average GPA 3.41, 112 students
- CHM 25701: Organic Chem Lab Average GPA 3.43, 251 students
- CHM 62200: Chem Asp of Mass Spec Average GPA 3.55, 160 students
- CHM 65100: Adv Organic Chemistry Average GPA 3.56, 149 students
- CHM 49000: Bioanalytical Chemistry Average GPA 3.56, 120 students
- CHM 65200: Synthetic Organic Chem Average GPA 3.58, 100 students
- CHM 19400: Freshman Chm Orient Average GPA 3.63, 571 students
- CHM 56000: Org Spectroscop Analys Average GPA 3.65, 139 students
- CHM 69600: Aspects Drug Design Med Chem Average GPA 3.66, 850 students
- CHM 11620: General Chemistry II - Lab Average GPA 3.66, 474 students
- CHM 13600: Gen Chem Honors Average GPA 3.67, 135 students
- CHM 22404: Quantitative Analysis Average GPA 3.67, 102 students
- CHM 63400: Biochem Struct Aspects Average GPA 3.68, 100 students
- CHM 25501: Organic Chem Lab Average GPA 3.70, 3,351 students
- CHM 26600: Organic Chemistry Lab Average GPA 3.73, 311 students
- CHM 26300: Organic Chemistry Lab Average GPA 3.74, 666 students
- CHM 11520: General Chemistry I - Lab Average GPA 3.75, 2,299 students
- CHM 26500: Organic Chemistry Lab Average GPA 3.76, 392 students
- CHM 37301: Physical Chemistry Laboratory Average GPA 3.78, 363 students
- CHM 25601: Organic Chem Lab Average GPA 3.84, 2,365 students
- CHM 33901: Biochemistry Laboratory Average GPA 3.84, 924 students
- CHM 59900: Intro Sci Glassblowing Average GPA 3.84, 392 students
- CHM 51300: Chemical Literature Average GPA 3.85, 212 students
- CHM 26400: Organic Chemistry Lab Average GPA 3.87, 526 students
- CHM 49400: Jun-Sen Chem Seminar Average GPA 3.87, 371 students
- CHM 29400: Sophomore Chm Seminar Average GPA 3.93, 484 students
- CHM 49900: Special Assignments Average GPA 3.95, 419 students
See also: Easiest classes, Purdue course catalog, CHM course catalog.