Chemistry
By Dr. Akash Garg, DC, MS Pharmacology, MEd, MBA · Updated October 20, 2026
General Chemistry I and II in plain language. Free to read, practice and play, with no sign-up.
21chapters
17animated modules
126interactives
1,050flashcards
700practice questions
See It: Chemistry
Start watchingWatch it happen
See chemistry happen: in the beaker, at the particle level and in the equation. 17 animated walkthroughs, each with a hands-on lab. Pause, slow down or have it read aloud.
- 1Measurement and units
- 2Atoms, isotopes and the periodic table
- 3Light, electrons and orbitals
- 4Periodic trends
- 5Ionic and covalent bonding
- 6Molecular shape and polarity
- 7Moles and stoichiometry
- 8Reactions in aqueous solution
- 9Gases
- 10Thermochemistry
- 11Intermolecular forces, liquids and solids
- 12Solutions and colligative properties
- 13Chemical kinetics
- 14Chemical equilibrium
- 15Acids, bases and buffers
- 16Entropy, free energy and electrochemistry
- 17Nuclear chemistry
Study tools
Interactive textbookRead online or save the whole book as a PDF.Labs and interactivesHands-on activities for every chapter.1,050 flashcardsSpaced review that brings back what you are about to forget.700 question practice examsExam style questions with explanations.Eight study guidesIllustrated study guides to print or save.
Advertisement
Chapters
- 1Essential IdeasMatter, measurement and the language of chemistry.
- 2Atoms, Molecules and IonsWhat everything is built from, and how we name it.
- 3Composition of Substances and SolutionsCounting atoms by weighing them.
- 4Stoichiometry of Chemical ReactionsEquations that balance, and what they let you predict.
- 5ThermochemistryWhere the energy in a reaction goes.
- 6Electronic Structure and Periodic PropertiesWhere the electrons live, and why that sets the table.
- 7Chemical Bonding and Molecular GeometryHow atoms join, and the shapes that result.
- 8Advanced Theories of Covalent BondingOrbitals that overlap, mix and spread out.
Show all 21 chapters
- 9GasesThe state we can predict with one equation.
- 10Liquids and SolidsWhat holds condensed matter together.
- 11Solutions and ColloidsMixtures that behave like one substance.
- 12KineticsHow fast a reaction runs, and what controls it.
- 13Fundamental Equilibrium ConceptsReactions that run both ways at once.
- 14Acid-Base EquilibriaProtons on the move.
- 15Equilibria of Other Reaction ClassesSolubility, complex ions and coupled systems.
- 16ThermodynamicsWhich way a change goes on its own.
- 17ElectrochemistryChemistry that moves electrons through a wire.
- 18Representative Metals, Metalloids and NonmetalsThe main groups, group by group.
- 19Transition Metals and Coordination ChemistryThe d-block, its colors and its complexes.
- 20Organic ChemistryCarbon, and the families it builds.
- 21Nuclear ChemistryChanges inside the nucleus.
Written by Dr. Akash Garg
Doctor of Chiropractic, MS in Pharmacology, MEd and MBA. Teaching college science since 2007.