CHEM 21A

Survey Gen/Organic Chem

El Camino Community College District · Fall 2026

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Catalog description

The general chemistry topics in the course are units of measurement, atomic structure, the periodic table, inorganic formulas and nomenclature, chemical bonding, common chemical reactions, stoichiometry, states of matter, solutions, introduction to reaction rates and equilibrium, elementary acid-base theory and pH and buffers. The organic chemistry portion of the course studies the properties, nomenclature, common reactions and some reaction mechanisms for several classes of organic compounds. These classes include alkanes, alkenes, alkynes, alcohols, phenols and ethers. There is also an introduction to resonance and stereoisomerism. The emphasis in the laboratory is on observations and measurements. Note: Students will not receive UC credit for Chemistry 21A if taken after Chemistry 1A or Chemistry 7A.

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Current meeting, instructor, credit, and enrollment details

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1380

FullSeats: 31/31 seats Last recorded: Jul 30, 2026, 1:01 PM
Class #271101Fall 20264 credits
0 available31 enrolled31 capacity8 waitlist
Days & times
Fr · 11:15 AM – 2:05 PM
Meeting dates
Aug 24 – Dec 12
Location
ONLINE ONLIChemistry 166
Instructor
Dr. Ana Tontcheva
Details checked 3 hours agoSeats checked 3 hours ago
Class numbers and section codes come from the registrar.
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