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CHEM 30ALGeneral Chemistry Laboratory II

Chemistry and Biochemistry · 4 units · Undergraduate lower division (0-99)

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Qualitative and quantitative analysis of chemical reactions and compounds, kinetics, separations, and spectroscopy.

P/NP or letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

Official UCLA wording

Enforced requisites: courses 20B (or 20BH), 20L, and 30A (or 30AH), with grades of C– or better.

BruinTree reads · Prerequisite

needs reviewconfidence 0.90 · from text
grade C- or better in
  • all of
    • one of
      • CHEM 20B
      • CHEM 20BH
    • CHEM 20L
    • one of
      • CHEM 30A
      • CHEM 30AH
  • · "CHEM 30AH" is not in this catalog version

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About CHEM 30AL. We read UCLA’s requisite wording by machine, and it gets things wrong.

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

CHEM 30AL

  • CHEM 20BChemical Energetics and Change
    • CHEM 14AGeneral Chemistry for Life Scientists I
      • LIFESCI 30AMathematics for Life Scientists
      • MATH 3ACalculus for Life Sciences Students
      • MATH 31ADifferential and Integral Calculusanother path to it
    • CHEM 14AEGeneral Chemistry for Life Scientists I—Enhanced
      • LIFESCI 30AMathematics for Life Scientistsanother path to it
      • MATH 3ACalculus for Life Sciences Studentsanother path to it
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 31ADifferential and Integral Calculusanother path to it
    • CHEM 20AChemical Structureanother path to it
    • CHEM 20AHChemical Structure (Honors)
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 31BIntegration and Infinite Seriesanother path to it
  • CHEM 20BHChemical Energetics and Change (Honors)
    • CHEM 20AChemical Structure
      • MATH 31ADifferential and Integral Calculusanother path to it
    • MATH 31ADifferential and Integral Calculus
      • MATH 1Precalculus
    • MATH 31BIntegration and Infinite Series
      • MATH 31ADifferential and Integral Calculusanother path to it
  • CHEM 20LGeneral Chemistry Laboratory
    • CHEM 14AGeneral Chemistry for Life Scientists Ianother path to it
    • CHEM 14BGeneral Chemistry for Life Scientists II
      • CHEM 14AGeneral Chemistry for Life Scientists Ianother path to it
      • CHEM 14AEGeneral Chemistry for Life Scientists I—Enhancedanother path to it
      • LIFESCI 30BMathematics for Life Scientists
      • CHEM 20AChemical Structureanother path to it
      • MATH 3BCalculus for Life Sciences Students
    • CHEM 20AChemical Structureanother path to it
    • CHEM 20BChemical Energetics and Changeanother path to it
  • CHEM 30AOrganic Chemistry I: Structure and Reactivity
    • CHEM 20BChemical Energetics and Changeanother path to it

4 direct requisites. The whole upstream is here — 33 courses over 3 levels. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

CHEM 30AL

  • CHEM 30BLOrganic Chemistry Laboratory I
    • CHEM 30CLOrganic Chemistry Laboratory II
      • CHEM 136Organic Structural Methods
      • CHEM C143AStructure and Mechanism in Organic Chemistry1 more beyond
      • CHEM 144Practical and Theoretical Introductory Organic Synthesis
      • CHEM C174Inorganic and Metalorganic Laboratory Methods
      • CHEM 184Chemical Instrumentation
      • CHEM C243AStructure and Mechanism in Organic Chemistry7 more beyond
      • CHEM C274Inorganic and Metalorganic Laboratory Methods
    • CHEM 103Environmental Chemistryanother path to it
    • EE BIOL 170Animal Environmental Physiology
  • CHEM 114Physical Chemistry Laboratory
  • EE BIOL 148Biology of Marine Plants
  • CHEM 114HPhysical Chemistry Laboratory (Honors)
  • CHEM 153LBiochemical Methods I
    • CHEM 103Environmental Chemistry
    • CHEM C150Research Integrity and Methods in Cellular Biology, Molecular Biology, and Biochemistry Research
    • MCD BIO M170Biochemistry and Molecular Biology of Photosynthetic Apparatus
    • CHEM 154Biochemical Methods II
    • CHEM CM170Biochemistry and Molecular Biology of Photosynthetic Apparatus
    • CHEM C270Biochemistry and Molecular Biology of Photosynthetic Apparatus
  • ENV HLT 401Environmental Measurements
    • ENV HLT 461Water Quality and Health
  • CHEM C185Materials Chemistry Laboratory
  • CHEM 192AUndergraduate Practicum in Chemistry and Biochemistry
  • PHYSCI 166Animal Physiology
    • EE BIOL 106Experimental Marine Invertebrate Biology
  • CHEM 192BUndergraduate Practicum in Chemistry and Biochemistry
  • CHEM C285Materials Chemistry Laboratory

11 courses list this as a requisite. Showing 29 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Spring 2026
  • Fall 2026
  • Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.