Write known quantities with units
ACS general chemistry study guide
Free ACS general chemistry review with core concepts, equations, flashcards, and mixed practice.
Study the idea, then retrieve it.
Build a short list of reusable relationships, then practice deciding which one fits. Unit awareness often matters more than formula recall.
Name the target quantity
Choose a relationship
Check scale, sign, and units
Pick the part you need today.
Each set includes a lesson, recall cards, and written questions.
ACS General Chemistry Exam Study Guide
Prepare for the ACS general chemistry exam with core equations, concepts, and mixed practice prompts.
Open free set ›Atomic and Electronic Structure for the ACS Exam
Review isotopes, photons, orbitals, electron configurations, periodic trends, and photoelectron spectra for ACS general chemistry.
Open free set ›Moles and Stoichiometry for the ACS Exam
Practice molar mass, formula calculations, limiting reactants, yields, combustion data, and solution stoichiometry.
Open free set ›Aqueous Reactions and Solubility for the ACS Exam
Review electrolytes, net ionic equations, precipitation, titration, solubility products, and common-ion calculations.
Open free set ›Bonding and States of Matter for the ACS Exam
Study Lewis structures, molecular geometry, polarity, gases, liquids, solids, and phase diagrams for ACS general chemistry.
Open free set ›Heat, Enthalpy, and Thermodynamics for the ACS Exam
Practice calorimetry, Hess's law, entropy, free energy, state functions, and thermodynamic sign conventions.
Open free set ›Chemical Kinetics for the ACS Exam
Review rate laws, reaction order, integrated laws, half-time, Arrhenius plots, mechanisms, and catalysts.
Open free set ›Equilibrium, Acids, and Bases for the ACS Exam
Practice equilibrium constants, reaction quotients, buffers, titrations, pH, weak-acid calculations, and Le Châtelier reasoning.
Open free set ›Electrochemistry and Nuclear Chemistry for the ACS Exam
Study galvanic cells, electrolysis, the Nernst equation, radioactive decay, binding energy, and nuclear equations.
Open free set ›A clean exam checklist.
Mark an item ready only when you can explain it without the source.
- ○Atomic and electronic structure
- ○Moles and stoichiometry
- ○Aqueous reactions and solubility
- ○Bonding and states of matter
- ○Heat and thermodynamics
- ○Kinetics and equilibrium
- ○Acids and bases
- ○Electrochemistry and nuclear chemistry