Hardest CHEM classes at UCSD
Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.
- CHEM 41B: Organic II: React & Synth Average GPA 2.64, 1,381 students
- CHEM 130: Chem Physics: Quantum Mech Average GPA 2.65, 820 students
- CHEM 131: Chem Physics: Stat Thermo I Average GPA 2.76, 834 students
- CHEM 41C: Organic Iii: Synthreact¯o Average GPA 2.79, 1,044 students
- CHEM 126: Physical Chem: Quantum Mech Average GPA 2.81, 470 students
- CHEM 4: Basic Chemistry Average GPA 2.82, 3,524 students
- CHEM 41A: Organic I: Struct & React Average GPA 2.83, 1,591 students
- CHEM 40A: Organic Chem for Life Sci I Average GPA 2.84, 15,850 students
- CHEM 126B: Phys Biochem: Quantum Mech Average GPA 2.84, 1,990 students
- CHEM 40B: Organic Chem for Life Sci II Average GPA 2.85, 15,247 students
- CHEM 132: Chem Physics: Stat Thermo Ii Average GPA 2.85, 668 students
- CHEM 120A: Inorganic Chemistry I Average GPA 2.86, 1,802 students
- CHEM 114A: Biochemical Structure&function Average GPA 2.90, 3,303 students
- CHEM 6B: General Chemistry II Average GPA 2.93, 21,659 students
- CHEM 127: Physical Chem: Thermodynamics Average GPA 2.94, 334 students
- CHEM 6A: General Chemistry I Average GPA 2.95, 29,079 students
- CHEM 40C: Organic Chemistry Iii Average GPA 2.95, 5,007 students
- CHEM 6C: General Chemistry III Average GPA 2.98, 17,694 students
- CHEM 114C: Biosynthesis of Macromolecules Average GPA 3.04, 2,411 students
- CHEM 120B: Inorganic Chemistry Ii Average GPA 3.04, 850 students
- CHEM 167: Medicinal Chemistry Average GPA 3.05, 907 students
- CHEM 157: Bioorganic & Natural Prod Chem Average GPA 3.05, 449 students
- CHEM 174: Chem Prin of Marine Systems Average GPA 3.08, 312 students
- CHEM 105A: Physical Chemistry Laboratory Average GPA 3.10, 1,493 students
- CHEM 11: The Periodic Table Average GPA 3.11, 4,164 students
- CHEM 7L: General Chemistry Laboratory Average GPA 3.12, 14,991 students
- CHEM 43A: Organic Chemistry Laboratory Average GPA 3.12, 12,474 students
- CHEM 172: Environmental Chemistry Ii Average GPA 3.16, 451 students
- CHEM 125: Bioinorganic Chemistry Average GPA 3.17, 164 students
- CHEM 114B: Biochem Energetics&metabolism Average GPA 3.19, 2,703 students
- CHEM 126A: Phys Biochem: Thermodynamics Average GPA 3.20, 1,958 students
- CHEM 111: Origins of Life & the Universe Average GPA 3.21, 256 students
- CHEM 12: Molecules and Reactions Average GPA 3.22, 329 students
- CHEM 100B: Instrumental Chemistry Lab Average GPA 3.23, 643 students
- CHEM 171: Environmental Chemistry I Average GPA 3.26, 745 students
- CHEM 154: Mechanisms/organic Reactions Average GPA 3.27, 264 students
- CHEM 6AH: Honors General Chemistry I Average GPA 3.29, 719 students
- CHEM 152: Synthetic Methods/organic Chem Average GPA 3.29, 297 students
- CHEM 143B: Organic Chemistry Lab Ii Average GPA 3.31, 1,551 students
- CHEM 143C: Organic Chemistry Laboratory Average GPA 3.31, 486 students
- CHEM 100A: Analytical Chemistry Lab Average GPA 3.32, 3,351 students
- CHEM 164: Structural Biology of Viruses Average GPA 3.32, 158 students
- CHEM 118: Pharmacology and Toxicology Average GPA 3.33, 2,089 students
- CHEM 168: Drug Synthesis and Design Average GPA 3.36, 1,571 students
- CHEM 173: Atmospheric Chemistry Average GPA 3.37, 493 students
- CHEM 116: Chemical Biology Average GPA 3.40, 482 students
- CHEM 7LM: General Chemistry Lab - Majors Average GPA 3.41, 971 students
- CHEM 96: Introductn to Teaching Science Average GPA 3.41, 217 students
- CHEM 6BH: Honors General Chemistry Ii Average GPA 3.43, 460 students
- CHEM 115: Genome Editing Average GPA 3.48, 120 students
- CHEM 6CH: Honors General Chemistry Iii Average GPA 3.49, 368 students
- CHEM 108: Protein Biochemistry Lab Average GPA 3.55, 1,898 students
- CHEM 40CH: Honors Organic Chemistry Iii Average GPA 3.59, 381 students
- CHEM 40BH: Honors Organic Chemistry Ii Average GPA 3.63, 360 students
- CHEM 109: Recombinant Dna Laboratory Average GPA 3.64, 1,797 students
- CHEM 113: Biophysical Chem of Macromolec Average GPA 3.68, 336 students
- CHEM 151: Molecules That Changed World Average GPA 3.75, 737 students
- CHEM 142: Intro to Glycosciences Average GPA 3.83, 603 students
- CHEM 117: Biomed Res in Hlth Disparities Average GPA 3.89, 239 students
See also: Easiest classes, UCSD course catalog, CHEM course catalog.