Advanced Placement Chemistry (826) AP Chemistry: Grades 11 & 12 AP Standards Objectives Resources Time Allotment WHRHS Student Expectations The student will be able to: Summarize the experiments that characterized the structure of the atom. Describe features of subatomic particles. The student will be able to: Describe the modern atomic mass scale and explain how atomic masses are determined experimentally. Show how to calculate values for molar mass. The student will be able to: Explain the use of the symbol AZX to describe a given atom. The student will be able to: Characterize electromagnetic radiation in terms of wavelength, frequency, and speed. Explain the concept of quantized energy. Show that light has both wave and particle properties. Explain how the line spectrum of hydrogen demonstrates the quantized nature of all matter. Describe the development of the Bohr model for the hydrogen atom. Explain the quantum numbers n. l, ml, and ms. Video: The Mechanical Universe – The atom Zumdahl: ch. 2 pgs. 40-47 4 days 1, 3, 5 Zumdahl ch. 2 pgs. 42-54 1 day 1, 3, 5 Zumdahl ch. 2 pgs. 52-54 1 day 1, 3, 5 Lab: Spectroscopy Worksheet: Quantum Theory Challenge Transparencies: continuous line spectra, nature of waves, classification of electromagnetic radiation, order of orbital filling, radial probability distribution, hydrogen 1s, 2s, 3s orbitals; probability distribution cross section of 3p orbital, boundary surface of the 2p orbitals, boundary surfaces of all 3d orbitals, boundary surfaces of the 4f orbitals, periodic table with partial electron configurations 8 days 1, 3, 5 Learning Standard #1 Atomic theory and atomic structure Learning Standard # 1.1 Evidence for the atomic theory Learning Standard # 1.2 Atomic masses; determination by chemical and physical means Learning Standard # 1.3 Atomic number and mass number; isotopes Learning Standard # 1.4 Electron energy levels; atomic spectra, quantum numbers, atomic orbitals Zumdahl ch. 7 pgs. 287-312 Learning Standard # 1.5 Periodic relationships including, for example, atomic radii, ionization energies, electron affinities, oxidation states Explain the Aufbau principle. The student will be able to: Trace the development of the periodic table. Show general trends in ionization energy, electron affinity, and atomic radius in the periodic table. Show what types of information can be obtained from the periodic table. Transparencies: electron affinity values, first ionization energy values, atomic radii for selected atoms 3 days 1, 3, 5 Zumdahl ch. 7 pgs. 312-332 1, 3, 5 Learning Standard # 2 Chemical bonding Learning Standard # 2.1 Binding forces: ionic, covalent, metallic, hydrogen bonding, van der Waals (including London dispersion forces) Learning Standard # 2.2 Binding forces: relationship to states, structure, and properties of matter Learning Standard # 2.3 Binding forces: polarity of bonds, electronegativities The student will be able to: Explain why an ionic bond is formed. Explain why a covalent bond is formed. Define lattice energy. Define dipole-dipole forces, hydrogen bonding, and London dispersion forces. Describe the effects forces have on the properties of liquids and solids. The student will be able to: Show how bonding accounts for the widely different properties of compounds. Describe the bonding in molecular solids. The student will be able to: Discuss the nature of bonds in terms of electronegativity. Define the relationship between bond polarity and molecular polarity. Show the relationship between electronegativity and the ionic character of a bond. Demo: Suspended paper clip Demo: Great marble race Lab: Rate of ice cube melting 3 days 1, 3, 5 1 day 1, 3, 5 3 days 1, 3, 5 Zumdahl ch. 10 pgs. 444-470 Lab: Separation by chromatography Zumdahl ch. 10 pgs. 462-492 Transparencies: dipole moment for water, dipole moment for ammonia, Pauling electronegativity values, canceling bond dipoles for XeF4, molecular structure of PCl6-, molecular structure of NH3, molecular structure of H2O, interaction of two H atoms and the energy profile Zumdahl ch. 8 pgs.344-363 Learning Standard # 2.4 Molecular models: Lewis structures Learning Standard # 2.5 Molecular models: valence bond: hybridization on orbitals, resonance, sigma and pi bonds. Learning Standard # 2.6 Molecular models: VSEPR Learning Standard # 2.7 Geometry of molecules and ions, structural isomerism of simple organic molecules and coordination complexes; dipole moments of molecules; relation of properties to structure Learning Standard # 3 Nuclear chemistry: nuclear equations, half-lives, and radioactivity; chemical applications The student will be able to: Demonstrate how to write Lewis structures. The student will be able to: Illustrate how to write resonance structures. Predict the hybridization of an atom in a molecule. Identify sigma and pi bonds. The student will be able to: Explain how molecular geometry can be predicted from the number of electron pairs. The student will be able to: Predict the isomers of organic and coordination complexes. Recognize polar and nonpolar molecules. The student will be able to: Relate the stability of a nucleus to the number of protons and neutrons. Classify types of radioactive decay. Define and show how to calculate the half-life of a radioactive nuclide. Show how objects can be dated using radioactive decay. Show how radiation damages human tissue. Lab: Lewis Structures Zumdahl ch. 8 pgs. 370-378 Transparencies: formation of sp hybrid orbitals, formation of sp2 hybrid orbitals, an sp2 hybridized C atom, formation of sp3 hybrid orbitals, orbitals of N2, sigma and pi bonding, sigma bonding in C2H4, orbitals for CO2, hybrid orbitals for various electron pair arrangements Zumdahl ch. 8 pgs. 378-384, ch. 9 pgs. 407-420 Worksheet: Molecular shapes Transparencies: Possible electron arrangements for I3- ion, octahedral electron arrangement for Xe Zumdahl ch. 8 pgs. 384-396 Zumdahl ch. 22 pgs. 1034-1040, ch 20 pgs. 959-965, ch. 8 pgs. 349-353, 384396 Game: Nucleogenesis Zumdahl ch. 21 pgs. 996-1026 2 days 1, 3, 5 1 day 1, 3, 5 2 days 1, 3, 5 2 days 1, 3, 5 2 days 1, 3, 5 1, 3, 5 Learning Standard # 4 Gases Learning Standard # 4.1 Laws of ideal gases: equation of state for an ideal gas Learning Standard # 4.2 Laws of ideal gases: partial pressures Learning Standard # 4.3 Kinetic molecular theory: interpretation of ideal gas laws on the basis of this theory Learning Standard # 4.4 Kinetic molecular theory: Avogadro’s hypothesis and the mole concept The student will be able to: Use the ideal gas law. Define the molar volume for an ideal gas. Define STP. The student will be able to: State the relationship between partial pressures and total pressure and between partial pressure and mole fraction. The student will be able to: Present the basic postulates of the kinetic molecular theory. The student will be able to: Do stoichiometric calculations for reactions involving gases. Calculate molar mass from gas density. Lab: Determination of the molar volume of a gas Transparencies: Torricellian barometer, simple manometer, plotting Boyle’s law data, plot of V vs. T, decreasing V at constant T, increasing T at constant V, increasing T at constant P, increasing moles at constant T and P Zumdahl ch. 5 pgs. 188-201 Demo: Pop your top Demo: The incredible shrinking balloon Demo: Balloon and marshmallow in bell jar Demo: Crushing cans Zumdahl ch. 5 pgs. 196-201, 205-210 Video: Julius Sumner Miller #10 Demo: Paint can explosion Videodisc: Chemistry Alive: Wok and Balloons, Crushing Cans, Easter Bunnies Videodisc: Chemistry at Work: Boyle’s Law, Charles’ Law, Gas Law Animation, Collapsing Can, Raoult’s Law, Hindenberg and Goodyear Zumdahl ch. 5 pgs. 210-218 Lab: Determination of molar mass by vapor density Zumdahl ch. 5 pgs. 201-204 2 days 1, 3, 5 1 day 1, 3, 5 1 day 1, 3, 5 3 days 1, 3, 5 Learning Standard # 4.5 Kinetic molecular theory: dependence of kinetic energy of molecules on temperature Learning Standard # 4.6 Kinetic molecular theory: deviations from ideal gas laws The student will be able to: Define temperature. Calculate and use root mean square velocity. Describe effusion and diffusion. The student will be able to: Describe how real gases deviate from ideal behavior. Show how the van der Waal’s equation allows for real conditions. Demo: Smelly balloons Demo: The White ring Videodisc: Chemistry at Work: Rate of Effusion Transparencies: Distribution of O2 velocities at STP, distribution of N2 velocity at three temperatures Zumdahl ch. 5 pgs. 210-220 Zumdahl ch. 5 pgs. 220-224 1 day 1, 3, 5 1 day 1, 3, 5 1, 3, 5 Learning Standard # 5 Liquids and Solids Learning Standard # 5.1 Liquids and solids from the kinetic molecular viewpoint Learning Standard # 5.2 Phase diagrams of one-component systems Learning Standard # 5.3 Changes of state, including critical points and triple points Learning Standard # 5.4 Structure of solids; lattice energies The student will be able to: Explain the difference between liquids and solids at the molecular level. The student will be able to: Analyze a phase diagram in terms of phase at a given temperature. Predict the conditions for phase changes of a given substance given the phase diagram. The student will be able to: Discuss the features of phase diagrams. The student will be able to: Contrast crystalline and amorphous substances. Predict the relative magnitudes of lattice energies of different compounds. Transparencies: flowchart of molecular forces, structure of diamond, sodium chloride and ice, structures of diamond and graphite 1 day Zumdahl ch. 10 pgs. 444-450 Transparencies: phase diagram for carbon, general phase diagram, phase diagrams of H2O and CO2, phase diagram of carbon dioxide, phase diagram for sulfur Zumdahl ch. 10 pgs. 482-492 Transparency: Heating curve for water Zumdahl ch. 10 pgs. 474-492 Transparencies: Several unit cells and their lattices, net spheres and faces and corners of unit cells Zumdahl ch. 10 pgs. 450-455 1, 3, 5 1, 3, 5 2 days 1, 3, 5 2 days 1, 3, 5 1, 3, 5 Learning Standard # 6 Solutions Learning Standard # 6.1 Types of solutions and factors affecting solubility Learning Standard # 6.2 Methods expressing concentration (The use of normalities is not tested.) Learning Standard # 6.3 Raoult’s law and colligative properties (nonvolatile solutes); osmosis Learning Standard # 6.4 Non-ideal behavior (qualitative aspects) The student will be able to: Show how molecular structure, pressure, and temperature affect solubility. The student will be able to: Define various ways of describing solution composition. The student will be able to: Show how a solution’s vapor pressure is affected by the concentration of solute and the interactions of solute and solvent. Predict and calculate the effect of a solute on the boiling and freezing points of a solvent. Explain osmosis and describe its application Show how the colligative properties of electrolyte solutions can be used to characterize the solute. The student will be able to: Explain the requirements of ideal solutions. Transparencies: An aqueous solution and pure water in a closed environment, the steps in the dissolving process, temperature dependence of solubility for various solids Zumdahl ch. 11 pgs. 515-520 Demo: Is it Full? Zumdahl ch 11 pgs. 506-510 Lab: Determination of molar mass by freezing point depression Transparencies: Development of osmotic pressure, osmosis 1 day 1, 3, 5 3 days 1, 3, 5 7 days 1, 3, 5 1 day 1, 3, 5 Zumdahl ch. 11 pgs. 520-540 Zumdahl ch. 11 pgs. 523-526 1, 3, 5 Learning Standard # 7 Reaction types Learning Standard # 7.1 Acid-base reactions; concepts of Arrhenius, Bronsted-Lowry, and Lewis; coordination complexes, amphoterism The student will be able to: Discuss the Arrhenius, BronstedLowry, and Lewis models of acids and bases. Predict whether an oxide will produce an acidic or basic solution. Predict coordination products of the transition metals. Lab: Synthesis of a coordination compound and its chemical analysis. Demo: A voice activated reaction Demo: A use for the superintendents memos Demo: MOM to the rescue Zumdahl ch. 14 pgs. 648-656, ch. 20 pgs. 954-959 5 days 1, 3, 5 Learning Standard # 7.2 Precipitation reactions Learning Standard # 7.3 Oxidation-reduction reactions: oxidation number Learning Standard # 7.4 Oxidation-reduction reactions: the role of the electron in oxidation-reduction Learning Standard # 7.5 Electrochemistry: electrolytic and galvanic cells; Faraday’s laws; standard half-cell potentials; Nernst equation; prediction of the direction of redox reactions The student will be able to: Predict whether a solid will form in a solution reaction. Write complete ionic and net ionic equations. Demonstrate stoichiometric calculations involving precipitation reactions. The student will be able to: Characterize oxidation-reduction reactions. Assign oxidation states. The student will be able to: Identify oxidizing and reducing agents. Use the half-reaction method for balancing oxidation-reduction reactions. The student will be able to: Define the components of an electrochemical cell. Distinguish between a galvanic and an electrolytic cell. Demonstrate the combination of half-reactions to form the cell reaction. Relate the maximum cell potential to the free energy difference between cell reactants and products. Discuss the driving force in concentration cells. Quantify how to calculate the relationship between cell potential and cell concentration. Calculate equilibrium constants Lab: Separation and qualitative analysis of cations and anions Lab: Analytical gravimetric analysis Worksheets: Equation sets from previous AP exams Zumdahl ch. 4 pgs. 148-157, ch. 15 pgs. 744-760 Lab: Determination of electrochemical series Demo: The can ripper Video: World of Chemistry: The Busy Electron Videos: Heath #25-27 Zumdahl ch. 4 pgs. 164-178 Lab: Determination of concentration by oxidation-reduction titration 7 days 1, 3, 5 1 day 1, 3, 5 3 days 1, 3, 5 5 days 1, 3, 5 Zumdahl ch. 4 pgs. 164-178 Lab: Measurements using electrochemical cells and electroplating Demo: Hot dog salt bridge Zumdahl ch. 17 pgs. 822-853 from cell potentials. Describe the stoichiometry of electrolysis reactions. 1, 3, 5 Learning Standard # 8 Stoichiometry Learning Standard # 8.1 Ionic and molecular species present in chemical systems; net ionic equations Learning Standard # 8.2 Balancing equations including those for redox reactions Learning Standard # 8.3 Mass and volume relations with emphasis on the mole concept, including empirical formulas and limiting reactants The student will be able to: Characterize strong electrolytes, weak electrolytes, and nonelectrolytes. Describe reactions in solution by molecular, complete ionic, and net ionic equations. The student will be able to: Write a balanced equation to describe a chemical reaction. Use the half-reaction method for balancing oxidation-reduction reactions. The student will be able to: Perform stoichiometric calculations involving precipitation reactions. Show how to perform calculations involved in acid-base volumetric analysis. Calculate masses of reactants and products using the chemical equation. Demonstrate the use of limiting reactant in stoichiometric calculations. Zumdahl ch. 2 pgs. 54-57, ch4 pgs. 153155 3 days 1, 3, 5 Demo: Instant rust Demo: Electrolysis of Water Video: Heath #4-8 2 days 1, 3, 5 8 days 1, 3, 5 Zumdahl ch. 3 pgs. 100-107, ch. 4 pgs. 171-178 Lab: Determination of mass and mole relationships in a chemical reaction Lab: Determination of the percentage of water in a hydrate Demo: 500+500=1018 Demo: Black magic Zumdahl ch. 3 pgs. 80-100, 107-122 1, 3, 5 Learning Standard # 9 Equilibrium Learning Standard # 9.1 Concept of dynamic equilibrium, physical and chemical; LeChatelier’s principle; equilibrium constants The student will be able to: Discuss how equilibrium is established. Calculate equilibrium constants. Show how the equilibrium constant is used to predict the direction a system will move to reach Lab: Determination of the equilibrium constant for a chemical reaction (done by spectrophotometric analysis) Demo: Equilibrium with pennies Transparencies: H2O and CO begin to react and reach equilibrium, the ammonia synthesis equilibrium 8 days 1, 3, 5 equilibrium. Predict the changes that occur when a system at equilibrium is disturbed. The student will be able to: Show how Kc and Kp are related. Calculate equilibrium concentrations given initial concentrations. The student will be able to: Define pH, pOH, and pK and use general methods to solve acid-base problems. Calculate percent dissociation. Solve equilibrium problems of weak acids and weak bases. Calculate the pH of acidic and basic solutions. Explain the characteristics of buffered solutions. Calculate the pH at any point in an acid-base titration. Learning Standard # 9.2 Equilibrium constants for gaseous reactions: Kp, Kc Learning Standard # 9.3 Equilibrium constants for reactions in solutions: constants for acids and bases; pH, pKa Learning Standard # 9.4 Solubility product constants and their application to precipitation and the dissolution of slightly soluble compounds Learning Standard # 9.5 Common ion effect; buffers, hydrolysis The student will be able to: Calculate the solubility product of a slat given its solubility and viceversa. Predict relative solubilities based on Ksp values. Predict if precipitation will occur when solutions are mixed. The student will be able to: Explain the effect of a common ion on equilibrium. Zumdahl ch. 13 pgs. 602-637 Zumdahl ch. 13 pgs. 605-630 4 days 1, 3, 5 Lab: Standardization of solution using a primary standard Lab: Determination of concentration by acid-base titration including a weak acid or weak base Lab: Determination of appropriate indicators for various acid-base titrations Lab: Preparation and properties of buffer solutions Demo: The tortoise and the hare Transparencies: The pH ranges of various common indicators, Titration curve for NH3 with HCl, the shape of the titration curve as a function of Ka, pH curves for the titration of a strong acid with a strong base, acid and base forms of phenolphthalein, comparison of strong and weak acid titration curves, titration curve for a weak acid 10 days 1, 3, 5 6 days 1, 3, 5 2 days 1, 3, 5 Zumdahl ch. 14 pgs. 658-683 Demo: Now you see it now you don’t Zumdahl ch. 15 pgs. 744-767 Zumdahl ch. 15 pgs. 760-767, 708-724, 683-689 Explain the effect of pH and a common ion on the solubility of a salt. 1, 3, 5 Learning Standard # 10 Kinetics Learning Standard # 10.1 Concepts of rate of reaction Learning Standard # 10.2 Use of experimental data and graphical analysis to determine reactant order, rate constants, and reaction rate laws Learning Standard # 10.3 Effect of temperature change on rates Learning Standard # 10.4 Energy of activation; the role of catalysts Learning Standard # 10.5 The relationship between the ratedetermining step and the mechanism The student will be able to: Define reaction rate and show how rates can be measured from experimental data. The student will be able to: Describe two types of rate laws. Determine the rate law of a reaction from experimental data. The student will be able to: Discuss the temperature dependence of reaction rate. Describe the collision model. The student will be able to: Define and show how to calculate activation energy. Explain how a catalyst speed up a reaction. The student will be able to: Explain the relationship between the reaction pathway and the rate law. Lab: Determination of reaction rate and its order Zumdahl ch. 12 pgs. 551-554 Transparency: Summary of kinetics for reactions Zumdahl ch. 12 pgs. 554-572 Game: Depletion Demo: Plop plop fizz fizz Transparency: Collision energy variation with temperature Zumdahl ch. 12 pgs. 576-589 Demo: Paper clip catalyst Demo: Lycopodium powder Transparencies: Collision energy distribution vs. activation energy, catalyzed and uncatalyzed reaction profiles Zumdahl ch. 12 pgs. 582-589 Demo: Funneling ahead 2 days 1, 3, 5 3 days 1, 3, 5 2 days 1, 3, 5 1 day 1, 3, 5 2 days 1, 3, 5 Zumdahl ch. 12 pgs. 573-576 1, 3, 5 Learning Standard # 11 Thermodynamics Learning Standard # 11.1 State functions The student will be able to: Define a state function. Zumdahl ch. 6 pg. 241 1 day 1, 3, 5 Learning Standard # 11.2 First law: change in enthalpy; heat of formation; heat of reaction; Hess’s law; heats of vaporization and fusion; calorimetry Learning Standard # 11.3 Second law: entropy; free energy of reaction; dependence of change in free energy on enthalpy and entropy changes Learning Standard # 11.4 Relationship of change in free energy to equilibrium constants and electrode potentials The student will be able to: Discuss the first law of thermodynamics. Define enthalpy and demonstrate calculations of the change in enthalpy in a chemical reaction. Show how a change in enthalpy is measured by calorimetry. Show how to use standard enthalpies of formation to calculate H for a reaction. The student will be able to: State the second law of thermodynamics in terms of entropy. Apply the relationship between S, H, and T. Define free energy and relate it to spontaneity. Calculate free energy change in a chemical reaction. The student will be able to: Define equilibrium in terms of minimum free energy. Show how K is related to G. Relate cell potential to free energy. Calculate equilibrium constants from cell potentials. Lab: Determination of enthalpy change associated with a reaction Demo: Boil water in a paper cup Transparencies: coffee cup calorimeter, bomb calorimeter, PV work, pathway for combustion of ammonia, pathway for combustion of methane, schematic for energy changes of reaction 5 days 1, 3, 5 Zumdahl ch. 16 pgs. 779-804 7 days 1, 3, 5 Zumdahl ch. 16 pgs. 804-808, ch. 17 pgs. 831-841 4 days 1, 3, 5 Zumdahl ch. 6 pgs. 246-265 1, 3, 5 Learning Standard # 12 Descriptive chemistry Learning Standard # 12.1 Chemical reactivity and products of chemical reactions The student will be able to: Predict the products of chemical reactions. Write complete, balanced chemical equations for chemical reactions. AP reaction sets are used throughout the course. Videodisc: Chemistry Alive: methane bubbles, elephant toothpaste, burning magnesium, thermite reaction, Ira Remsem story Zumdahl ch. 4 pgs. 133-178 4 days 1, 3, 5 Learning Standard # 12.2 Relationships in the periodic table; horizontal, vertical, and diagonal with examples of from alkali metals, alkaline earth metals, halogens, and the first series of transition elements Learning Standard # 12.3 Introduction to organic chemistry: hydrocarbons and functional groups The student will be able to: Explain the Aufbau principle. Show general trends in ionization energy, electron affinity, and atomic radius in the periodic table. Show what types of information can be obtained from the periodic table. The student will be able to: Name simple alkanes, alkenes, and alkynes. Discuss isomerism in organic molecules. Recognize basic organic functional groups. Learning Standard # 13 Laboratory Learning Standard # 13.1 Making observations of chemical reactions and substances Learning Standard # 13.2 Recording data Learning Standard # 13.3 Calculating and interpreting results based on the quantitative data obtained Learning Standard # 13.4 Communicating effectively the results of experimental work The student will be able to: Observe chemical reactions in the laboratory. The student will be able to: Record accurate and precise data. The student will be able to: Perform calculations describing laboratory experiments. Interpret the data and calculations of an experiment to reach conclusions about that experiment. The student will be able to: Write a conclusion summing up the laboratory results and explaining the chemical implications of an experiment. Zumdahl ch. 2 pgs. 57-59, ch. 7 pgs. 312-333 5 days 1, 3, 5 Zumdahl ch. 22 pgs. 1034-1048 3 days 1, 3, 5 All of the labs listed above pertain to this standard. Students keep a laboratory notebook of all of their labs. All labs 1, 3, 5 Continual 1, 3, 5 All labs Continual 1, 3, 5 All labs Continual 1, 3, 5 All labs Continual 1, 3, 5 1, 3, 5