Welcome to AP Chemistry Topic 3.12. These revision notes build the full story of the photon, from the energy carried by a single packet of light to the photoelectric effect that proved light is quantized. Read through the notes and worked examples below, then check your understanding with the 18-question quiz. One Photon, One Electron … Read more
Master AP Chemistry Topic 3.11 with this free practice quiz. Test your skills on microwave spectroscopy, infrared spectroscopy, and uv vis spectroscopy to prepare for your AP exam. Spectroscopy: How Radiation Meets Matter Spectroscopy is the study of how electromagnetic radiation interacts with matter: how substances absorb, emit and transmit radiation across the whole spectrum. … Read more
Master AP Chemistry Topic 3.10 with this free practice quiz. Test your skills on like dissolves like, miscibility, and energetics of solutions to prepare for your AP exam. Dissolving Is a Contest Between Three Sets of Attractions A solution forms when solute particles separate and disperse among solvent particles, and whether it forms depends on … Read more
Master AP Chemistry Topic 3.9 with this free practice quiz. Test your skills on chromatography, distillation, retention factor, and boiling points to prepare for your AP exam. Separation Uses a Difference in Properties A mixture can be separated because its components keep their own properties. No reaction is needed, and each component is recovered unchanged. … Read more
Master AP Chemistry Topic 3.8 with this free practice quiz. Test your skills on particulate models, ion dipole interactions, and hydration shells to prepare for your AP exam. Three Levels Describe the Same Solution Chemists describe one solution at three levels, and this topic is about moving between them. The macroscopic level is what you … Read more
Master AP Chemistry Topic 3.7 with this free practice quiz. Test your skills on molarity, solute vs solvent, dilutions, and volumetric flasks to prepare for your AP exam. Mixtures: Variable Composition, Uniform When Dissolved A mixture holds two or more substances physically combined, each keeping its own identity. Unlike a compound, whose elements sit in … Read more
Master AP Chemistry Topic 3.6 with this free practice quiz. Test your skills on real gases, high pressure conditions, particle volume, and effect of IMFs to prepare for your AP exam. Two Postulates Fail, Each in Its Own Conditions The ideal gas law, PV = nRT, rests on two simplifications: particles occupy no volume, and … Read more
Master AP Chemistry Topic 3.5 with this free practice quiz. Test your skills on temperature and kinetic energy, maxwell boltzmann distributions, and effusion to prepare for your AP exam. The Model: Five Postulates Kinetic molecular theory explains the macroscopic properties of gases through the motion of their particles. It rests on five postulates. Particles are … Read more
Master AP Chemistry Topic 3.4 with this free practice quiz. Test your skills on ideal gas law, partial pressures, molar mass of gases, and gas density to prepare for your AP exam. Four Variables, One Equation A sample of gas is completely described by four macroscopic variables: pressure (P), the force per unit area from … Read more
Master AP Chemistry Topic 3.3 with this free practice quiz. Test your skills on states of matter, particle spacing, compressibility, and fluidity to prepare for your AP exam. One Competition Runs All Three Phases Every phase is the score of a single contest. Kinetic energy pulls particles apart and keeps them moving; intermolecular forces pull … Read more