CLEP-CHEMISTRY
CLEP Chemistry practice test
163 Academic Testing CLEP-CHEMISTRY practice questions with explanations, in study, timed and flashcard modes. 12 sample questions are free.
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CLEP-CHEMISTRYCLEP Chemistry
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CLEP-CHEMISTRY · Academic Testing
What does CLEP-CHEMISTRY cover?
The practice test's questions, grouped by exam topic. Open a topic to see what it covers.
9 topics · 163 subtopics · 163 questions
- Atomic number and mass number; isotopes and mass spectroscopy1 question
- Periodic relationships: ionization energies1 question
- Nuclear chemistry: nuclear equations, half-lives, and radioactivity1 question
- VSEPR theory and Lewis electron-dot diagrams1 question
- Sigma and pi bonds1 question
- Binding forces: macromolecular (network) versus molecular1 question
- Electron energy levels: quantum numbers and atomic orbitals1 question
- Electron energy levels: atomic spectra and Bohr model1 question
- Electron energy levels: orbital capacities and Pauli exclusion principle1 question
- VSEPR theory and Lewis electron-dot diagrams: molecular geometry1 question
- Dipole moments of molecules and molecular symmetry1 question
- VSEPR theory: repulsion of electron pairs1 question
- Evidence for the atomic theory: Rutherford gold foil experiment1 question
- Atomic masses: Millikan oil drop experiment and electron charge1 question
- Atomic masses: definition of the atomic mass unit1 question
- Hybridization of orbitals: valence d-orbital availability and octet expansion1 question
- Hybridization of orbitals: sigma and pi bonds in ethyne1 question
- Hybridization of orbitals: orbital conservation1 question
- Electron energy levels: ground-state electron configuration of transition metal cations1 question
- Periodic relationships: electron affinity trends and anomalies1 question
- Nuclear chemistry: half-life calculations and radiometric dating1 question
- VSEPR theory: molecular geometry of polyatomic ions1 question
- Intermolecular forces: hydrogen bonding criteria1 question
- Chemical bonding: resonance structures and bond length equivalence1 question
- Evidence for the atomic theory: Dalton's postulates and law of multiple proportions1 question
- Evidence for the atomic theory: Thomson cathode ray tube1 question
- Evidence for the atomic theory: Millikan oil drop experiment1 question
- Evidence for the atomic theory: Thomson's cathode ray apparatus1 question
- Hybridization of atomic orbitals and molecular geometry: sp3d and sp3d21 question
- Hybridization of atomic orbitals: sigma versus pi bonds1 question
- Atomic masses: determination by physical means and mass spectrometry1 question
- Binding forces: dipole-dipole attractions versus dispersion forces1 question
- Binding forces: hydrogen bonding and viscosity1 question
- Laws of ideal gases; equations of state for an ideal gas1 question
- Deviations from ideal gas laws1 question
- Kinetic-molecular theory: Graham's law of effusion1 question
- Phase diagrams of one-component systems1 question
- Colligative properties; van 't Hoff factor1 question
- Colligative properties: Raoult's law1 question
- Methods of expressing concentration: molarity versus molality1 question
- Factors affecting solubility: Henry's law1 question
- Methods of expressing concentration: mole fraction calculation1 question
- Changes of state and critical phenomena: supercritical fluids1 question
- Changes of state: heating curves and molar enthalpy of vaporization1 question
- Changes of state: triple point and sublimation conditions1 question
- Kinetic-molecular theory: Maxwell-Boltzmann speed distributions and temperature1 question
- Kinetic-molecular theory: Maxwell-Boltzmann distribution and molar mass1 question
- Kinetic-molecular theory: deviations from ideality at low temperatures1 question
- Effect of interionic attraction on colligative properties and solubility1 question
- Effect of interionic attraction on colligative properties: concentration dependence1 question
- Ideal gases: Dalton's law of partial pressures and vapor collection over water1 question
- Kinetic-molecular theory: average kinetic energy and temperature dependence1 question
- Laws of ideal gases: Avogadro's hypothesis1 question
- Colligative properties: Raoult's law for ideal binary liquid mixtures1 question
- Colligative properties: freezing point depression and molar mass determination1 question
- Changes of state: definition of the normal boiling point1 question
- Kinetic-molecular theory and Maxwell-Boltzmann speed distribution1 question
- Kinetic-molecular theory: root-mean-square speed calculation1 question
- Kinetic-molecular theory: average kinetic energy equivalence1 question
- Solutions and interionic attraction effects on colligative properties1 question
- Solutions: van 't Hoff factor definition1 question
- Kinetic-molecular theory: elastic collision postulate1 question
- Kinetic-molecular theory: Maxwell-Boltzmann distribution temperature effect1 question
- Deviations from ideal gas behavior: excluded volume effects1 question
- Acid-base reactions; concepts of Arrhenius, Brønsted-Lowry, and Lewis1 question
- Reactions involving coordination complexes1 question
- Oxidation-reduction reactions: electrochemistry and standard cell potentials1 question
- Electrolytic cells and Faraday's laws of electrolysis1 question
- Precipitation reactions: solubility rules1 question
- Precipitation reactions: predicting precipitate from mixture1 question
- Acid-base reactions: amphoterism and autoionization of water1 question
- Electrochemistry: concentration cells and Nernst equation1 question
- Electrochemistry: standard hydrogen electrode (SHE)1 question
- Electrochemistry: nonstandard cell potential and reaction quotient1 question
- Electrochemistry: cell potential and chemical equilibrium1 question
- Reactions involving coordination complexes: Lewis acid-base formation1 question
- Oxidation-reduction: predicting spontaneity from standard half-cell potentials1 question
- Oxidation number assignment in polyatomic oxyanions1 question
- Oxidation numbers: assignment in hydrides and peroxides1 question
- Oxidation numbers: identifying oxidizing and reducing agents1 question
- Oxidation numbers: disproportionation reactions1 question
- Oxidation numbers: assignment in complex polyatomic ions1 question
- Reactions involving coordination complexes: coordination number and geometry1 question
- Reactions involving coordination complexes: polydentate chelating ligands1 question
- Ionic and molecular species present in chemical systems; net-ionic equations1 question
- Stoichiometry: mass and volume relations with emphasis on the mole concept1 question
- Balancing of equations, including those for redox reactions1 question
- Stoichiometry: mass relations and limiting reactant1 question
- Stoichiometry: percent yield calculation1 question
- Stoichiometry: limiting reactant concept1 question
- Net-ionic equations and spectator ions1 question
- Net-ionic equations for gas-evolution reactions1 question
- Complete ionic equations: representation of weak electrolytes1 question
- Balancing equations: redox balancing by half-reaction method in basic solution1 question
- Stoichiometry: gas stoichiometry at non-STP conditions1 question
- Net-ionic equations: precipitation of silver halides1 question
- Balancing redox equations via half-reaction method in acidic solution1 question
- Balancing redox equations via half-reaction method in basic solution1 question
- Stoichiometry: redox titration stoichiometry1 question
- Balancing redox reactions via half-reaction method in acidic media1 question
- Balancing redox reactions via half-reaction method in basic media1 question
- LeChâtelier's principle and equilibrium constants1 question
- Common ion effect; buffers1 question
- Solubility-product constants and their application to precipitation1 question
- Solubility-product constants: common ion effect1 question
- Equilibrium constants for gaseous reactions: Kc and Kp relationship1 question
- Acid and base ionization constants: Ka and Kb relationship1 question
- Equilibrium: buffer capacity and Henderson-Hasselbalch equation1 question
- Solubility product: predicting precipitation using reaction quotient Qsp1 question
- Gaseous equilibrium: Kc and Kp relationship1 question
- Acid-base equilibrium: temperature dependence of water autoionization Kw1 question
- Acid-base equilibrium: conjugate Ka and Kb relationship1 question
- Determination of order of reaction and rate constant from experimental data1 question
- Activation energy and the role of catalysts1 question
- The relationship between the rate-determining step and a reaction mechanism1 question
- Integrated rate laws: graphical determination of reaction order1 question
- Activation energy and Arrhenius equation: effect of temperature1 question
- Reaction order, integrated rate laws, and half-life formulations1 question
- Heat of reaction, change in enthalpy, and Hess's law1 question
- Dependence of change in free energy on enthalpy and entropy changes1 question
- State functions and heat capacity: calorimetry calculations1 question
- Relationship of change in free energy to equilibrium constants and electrode potentials1 question
- Second law of thermodynamics: predicting the sign of standard entropy change1 question
- Standard Gibbs free energy and equilibrium constant calculation1 question
- Relationships linking standard free energy (ΔG°), equilibrium constant (K), and standard cell potential (E°cell)1 question
- Relationships in the periodic table: atomic and ionic radii1 question
- Chemistry of the main groups and transition elements1 question
- Organic chemistry: functional groups1 question
- Organic chemistry: structural and geometric isomerism1 question
- Chemistry of transition elements: multiple oxidation states and reactivity1 question
- Transition metals: color of coordination complexes and absorbed wavelengths1 question
- Transition elements: electronic configuration of zinc and diamagnetism1 question
- Transition metals: high vs low oxidation states and acidity/basicity1 question
- Chemistry of main groups: alkali metals reactivity with water1 question
- Chemistry of main groups: alkali metals oxidation products1 question
- Chemistry of main groups: alkaline earth metals reactivity with carbon dioxide1 question
- Relationships in the periodic table: alkaline earth metals reactivity with water1 question
- Chemistry of main groups: periodic trends in alkali and alkaline earth metals1 question
- Diagonal relationships in the periodic table: lithium and magnesium1 question
- Transition metal oxides: acidity trends with oxidation state1 question
- Organic chemistry: functional groups in ester synthesis1 question
- Organic chemistry: structural isomerism of alkanes1 question
- Representative group reactivity: amphoteric metal oxides and hydroxides1 question
- Periodic table trends: reactivity of alkali metals with water1 question
- Representative group reactivity: passivation of metals1 question
- Periodic relationships and descriptive facts of alkaline earth metals1 question
- Periodic trends and reactivity of representative groups: alkali metals1 question
- Alkaline earth metal salts and crystal lattice energy1 question
- Equipment used and observations made: buret reading and precision1 question
- Calculations performed and interpretation of the results1 question
- Titration procedures: equivalence point vs end point and indicator selection1 question
- Data evaluation: accuracy vs precision and systematic error1 question
- Glassware preparation and techniques: rinsing a buret before titration1 question
- Gravimetric analysis: sulfate determination by barium precipitation1 question
- Gravimetric analysis: combustion analysis apparatus1 question
- Gravimetric analysis: washing precipitates to remove coprecipitated ions1 question
- Spectrophotometry and Beer's law: quantitative analysis1 question
- Laboratory safety and techniques: dilution of concentrated acids1 question
- Laboratory measurement and SI derived units1 question
- Solution preparation and volumetric glassware handling1 question
- Solution dilution calculations: M1V1 = M2V21 question
- Graham's law of diffusion: gas diffusion apparatus1 question
- Measurement uncertainty: experimental accuracy versus precision1 question
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CLEP-CHEMISTRY questions, answered
163 questions, each with the correct answer and an explanation.
Yes. 12 sample questions are free; 6 are open to everyone and the rest unlock with a free account.
Every CLEP-CHEMISTRY question in study, timed and flashcard modes, explanations for each answer, and progress that saves so you can resume.
