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PS5-08

Course: CHEMISTRY 442, Spring 2010
School: Hanoi University of...
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442B Chem Homework Set #5 DUE: Tuesday, November 11, 2008 1) Determine the total probability that a harmonic oscillator in the first excited state is in the classically forbidden region. Hints: In this case xm 1/ . First figure out xm in terms of . Set up your integral and notice it is an even function. Let y = x . Then, use the results of the following integral: 2)a) b) 3)a) b) 4) 5) a) b) c) d) 3 0 y 2...

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442B Chem Homework Set #5 DUE: Tuesday, November 11, 2008 1) Determine the total probability that a harmonic oscillator in the first excited state is in the classically forbidden region. Hints: In this case xm 1/ . First figure out xm in terms of . Set up your integral and notice it is an even function. Let y = x . Then, use the results of the following integral: 2)a) b) 3)a) b) 4) 5) a) b) c) d) 3 0 y 2 e y dy = 0.393657 . 2 McQ&S 5-34 Calculate the line spacing for the two isotopomers: 2H79Br (D79Br) and 3H81Br, assuming no change in the internuclear separation distance (rigid rotor approximation). McQ&S 5-35 Determine the J=2 to J=3 transition frequency for 13C18O in the rigid rotor approximation. 6-45 McQ&S From the attached spectrum and tabular data of 1H35Cl, determine the following: The rotational constant for the gas in cm-1. The interatomic distance in . The temperature of the gas. The Jmax in the population distribution for 2H37Cl for the temperature found in part c. Problem Set #5 -1- Transitions Transitions of HCl 4.5 4 3.5 Intensity of transition 3 2.5 2 1.5 1 0.5 0 0 50 100 150 Frequency in cm-1 Problem Set #5 -2Frequency Intensity 21 1 42 2.751872 63 3.859143 84 4.170035 105 3.795876 126 3.012985 147 2.121238 168 1.337476 189 0.7598 210 0.390451 231 0.182013 252 0.077123 273 0.02975 297 0.010459 315 0.003355 336 0.000982 357 0.000263 379 6.42E-05 399 1.44E-05 420 2.93E-06 200 250 300
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Hanoi University of Technology - CHEMISTRY - 442
Chem 442B Homework Set #5 - Solutions DUE: Tuesday, November 11, 20081) 4 6 2 x2 / 2 1 ( x ) = (pg 170 McQ&S) xe xm is the value of x where the potential energy = the total energy 1 E1 = 1 + 2 1 1 V ( x ) = kx 2 = m 2 x 2 2 2 3 1 = m 2 xm 2 2 2 m 3 3 xm
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #6 DUE: Wednesday, November 12, 20081) 2) 3) McQ&S 6-46 McQ&S 6-47 In this problem and the next, we will find the approximate solutions for the quartic oscillator using the variational method. The Hamiltonian for the quartic 2 d2 =
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #6 DUE: Wednesday November 12, 20081) McQ&S 6-46The magnitude of the spiltting is B Bz m. B = 9.2740154 1024 J T 1 (Front cover of book - its denoted as B )So, the magnitude of the splitting is B Bz m = ( 9.2740154 10 24 J T 1 )
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #7 DUE: Thursday, November 13, 20081) 2) 3) 4)a) McQ&S 7-20 McQ&S 7-22 McQ&S 7-23 Using = c1 f1 + c2 f 2 where f1 = x 2 ( L x ) and f 2 = x ( L x ) as a trial function, apply the variational treatment to calculate an upper bound to
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #7 DUE: Thursday, November 13, 20081) McQ&S 7-20 2 d2 k 2 b4 0 1 a) H ( ) = x + x , H ( ) = x3 + 2 2m dx 2 6 24 ( 0) = Harmonic oscillator wavefunctions.1 E( 0) = n + 2 2 d2 ( 0) = , H (1) = b b) H 2 2m dxa < x < a 2 ( 0) =E( 0
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #8 DUE: Friday, November 14, 20081) 2) 3) McQ&S, 8-22 McQ&S, 8-32 McQ&S, 8-47. Instead of giving a suggestion for the trend, use the following Hamiltonian to determine, AS.O., the spin-orbit coupling constant for F, Cl, Br, and I. (
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #8 DUE: Friday, November 14, 20081) McQ&S, 8-22 In this problem we are only concerned with the spin part of the wavefunciton: 1 (1) (1) 1 = ( (1) ( 2 ) (1) ( 2 ) ) 2 ( 2) ( 2) 2= S z ,total = S z1 + S z 2 = S z1 + S z 2()() 12
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #9 DUE: Tuesday, November 18, 20081) 2) 3) 4) 5) 6) 7) 8) 9) 10) McQ&S, 9-15 McQ&S, 9-17 McQ&S, 9-23 McQ&S, 9-25 McQ&S, 9-32 McQ&S, 9-34 McQ&S 9-36 McQ&S 9-38 Determine the ground state molecular term symbols for the following molec
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #9 DUE: Tuesday, November 18, 20081) McQ&S, 9-15 C2* u 2 p * g 2pC2 * u 2 p * g 2pg2p u 2 pg2p u 2 p* u 2s* u 2s g 2s g 2sBond Order= C2 : B.O. = 21 ( number of bonding electrons - number of antibonding electrons ) 2C2 :
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #10 DUE: Wednesday, November 19, 20081) 2) 3) 4) McQ&S, 10-18 McQ&S, 10-20 McQ&S, 10-23 The lowest energy electronic transitions in ethene (C2H4) and benzene (C6H6) occur at 28,700 and 29,510 cm-1, respectively. Using Hckel theory,
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #10 DUE: Wednesday, November 19, 20081) McQ&S, 10-18CO2LinearCO2 +LinearCF2Bent2)3)McQ&S, 10-20 Since this orbital has no dependence on the bond angle, it must be a core orbital. So, the 1a1 is just the 1s orbital on X. Sin
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #11 DUE: Thursday, November 20, 2008 1) 2) 3) 4) 5) 6) 7) 8) McQ&S, 13-11 McQ&S, 13-12 McQ&S, 13-18 McQ&S, 13-20 McQ&S, 13-22 McQ&S, 13-24. McQ&S, 13-27 McQ&S, 13-30 Also estimate the value of ve for 13C 18O in cm-1. (Consider J=0,1,
Hanoi University of Technology - CHEMISTRY - 442
Chem 442B Homework Set #11 DUE: Thursday, November 20, 2008 1) McQ&S, 13-113.33564 1011 cm 1 B = 58000 10 Hz = 1.935cm 1 Hz R branch : vobs = v + 2 B ( J + 1) J = 0,1, 2.6R ( 0 ) = 2160 + 2 (1.935 )( 0 + 1) = 2163.9cm 1 R (1) = 2160 + 2 (1.935 )(1 + 1)
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #12 Friday, November 21, 2008 1) 2) McQ&S, 15-9 Assume that the infrared dipole transition moment for HCl is the same as the value in problem 15-9. Calculate the radiative lifetime for the v =1 v = 0 transition at 2980cm-1. This is o
Hanoi University of Technology - CHEMISTRY - 442
Chem 442 Homework Set #12 Friday, November 21, 2008 1)A= 1McQ&S, 15-9Rc = 1 = 6.25 108 s 1 9 1.6 10 sg1 = 1, g 2 = 3 2.998 108 m / s v= = = 2.461 1015 s 1 9 121.8 10 m 3 hc3 g 2 = 03 3 2A 16 v g1 = 3 ( 8.854 1012 C 2 J 1 m 1 )( 6.626 1034 J s )( 2.99
Hanoi University of Technology - CHEMISTRY - 223
Hanoi University of Science (HUS)Faculty of Chemistry Department of Analytical Chemistry -Chem 223 Laboratory of Quantitative AnalysisThe Advanced Study Program in Chemistry(Collaboration with the University of Illinois at Urbana-Champaign)- Converte
Hanoi University of Technology - CHEMISTRY - 223
Chem 223:Experiment 1GENERAL INFORMATION (This experiment is completely follows the lab. General information. Chem 223. UIUC)PRINT OUT THE FORM ON THE NEXT PAGE. READ IT. READ IT AGAIN. If you understand it, sign it and bring it to turn in to your inst
Hanoi University of Technology - CHEMISTRY - 223
Chem 223:Experiment 2PRACTICE WITH BASIC TECHNIQUESSAFETY FIRST! BRING AND WEAR YOUR GOGGLES(This experiment completely follows the lab: Practice with basic techniques. Chem 223. UIUC)References:C, Chap. 2. H4, H5 Chap. 2. S & W, Chap. 19. SWH, Chap
Hanoi University of Technology - CHEMISTRY - 223
Chem 223:Experiment 3Complexometric Determination of Nickel(This experimental procedure of this experiment is mainly based on the lab. Volumetric determination of Nickel. Chem 223. UIUC) References: 1. C. Chaps 7, 9 (223-235), 3 (pp. 79-86) 2. Harris,
Hanoi University of Technology - CHEMISTRY - 223
Chemistry 223:Experiment 4Acid- Base and Precipitation Titration1. C, Chap. 7 . 2. H7, Chapter 11, 3. Kellner, Chap 4 4. SWH, Chaps. 10,11,12,13 5. Harvey, C5 and C7 6. Kealey, pp. 139-143 This experiment is partly based on the experiment - chem. 213 W
Hanoi University of Technology - CHEMISTRY - 223
Chem 223:Experiment 5Redox Oxidation with Potassium Permanganate and Dichromate- Determination of Iron in an Ore.References: Harris: Chap. 16. Harvey. 9D Kealy: pp. 90-94 This experiment is partly based on the experiment 7- Chem 1502-Villanova Universi
Hanoi University of Technology - CHEMISTRY - 223
Chemistry 223: Experiment 6IODOMETRIC DETERMINATION OF COPPER IN BRASS References: 1. C, Chap. 10 (especially pp. 263-264 and 267-272) and pp.583-584. 2. H7, Chapter 16, especially section 16-7. 3. S & W, Chaps. 11, 12 (especially pp. 312-17, 320-23), pp
Hanoi University of Technology - CHEMISTRY - 223
Chem 223 : Experiment 7 Ion exchange and Titration Method for the Determination of Cobalt and NickelReferences: 1. C, Chaps. 13 (pp. 371-376), 16 (pp. 451-455). 2. H7, Chaps. 19, 23, and 25 3. S & W, Chaps. 15 (especially pp. 443-49), 17 (pp. 487-89). 4.
Hanoi University of Technology - CHEMISTRY - 223
Chem 223: Experiment 8 THE POTENTIOMETRIC TITRATION OF AN ACID MIXTUREReferences: SWH. pp. 212-218;224-229; 402-439; Harris. Chapter 15 This experiment is revised from Expt. 5- Chem 5.310. Massachusetts Institute of Technology.I. PURPOSE OF THE EXPERIME
Hanoi University of Technology - CHEMISTRY - 223
Chem 223: Experiment 8Spectrophotometry, Beer's Law, and Precision(This experiment is completely based on the lab. Spectrophotometry, Beer's Law, and Precision. Chem. 223- UIUC)SAFETY FIRST! Remember to bring AND WEAR your goggles. "But we aren't doing
Hanoi University of Technology - CHEMISTRY - 223
Chem 223:Experiment 10Spectrophotometric Determination of Total Phosphate in WaterReference 1. Harris. 3rd Edition: Ch. 18, Sect. 2-4 2. Harris. 2nd Edition: Ch. 17, Sect. 2-4 3. Shimadzu Application News- Spectrophotometric analysis. No A 354 4. J, Mu
Hanoi University of Technology - CHEMISTRY - 223
Chem 223 : Experiment 11 KINETIC DETERMINATION OF ASCORBIC ACID IN VITAMIN C TABLET References: 1. C, Chap. 18, pp. 625-627. 2. SWH Chap. 22. 3. Harvey. Chapter 13. 4 . N. Burger; V. Karas- Gasparec. Talanta, Vol. 20(8). pp. 782-785, (1973) 5. Steinfeld,
Hanoi University of Technology - CHEMISTRY - 223
Chemistry 223: Experiment 12Determination of lead and zinc in water samples by F- AASReferences: 1. C, Chapter. 20 . 2. H7, Chapter 21, 3. Kellner, Chap 8 4. SWH, Chaps. 24 5. Standard method for examination of water and waste water. EPA. 6. http:/www.c
Hanoi University of Technology - CHEMISTRY - 223
Chem 223: Experiment 13GC/FID Determination of Toluene in AirReferences: 1. Harris. Chap. 24 2. Kealey. Pp. 137-154 3. Harvey. 12D 4. http:/teaching.shu.ac.uk/hwb/chemistry/tutorials/chrom/gaschrm.htm. This experimental procedure is based on the experim
Hanoi University of Technology - CHEMISTRY - 223
C hem 223:Experiment 14Determination of caffeine in soft drinks by High Performance Liquid Chromatography (HPLC).References: 1. Harris, 7th ed. Chap. 25 2. Harvey: 578-589 3. Kealey: pp. 155-164 4. Experimental procedure. The University of Adelaine. Au
Hanoi University of Technology - CHEMISTRY - 223
Chemistry 223 Designing an Analytical Method Fall, 2009 BRING YOUR COPY OF HARRIS TO THE LAB.All semester, indeed in most labs you've ever done, you have been told how to do experiments ("Heat to 60C," "Weigh 0.2 g."). The practice of quantitative analys
Hanoi University of Technology - CHEMISTRY - 223
APPENDIX 3: Operating Instructions for Perkin-Elmer AAnalyst 300 Atomic Absorption Spectrometer Using the Instrument for Flame Experiments: Turn on the computer Turn on the instrument; switch is on the right hand side. Do not turn on the furnace (left han
Hanoi University of Technology - CHEMISTRY - 223
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Periodic Table Questions _ 1. The elements characterized as nonmetals are located in the periodic table at the (1) far left; (2) bottom; (3) center; (4) top right._ 2. An element that is a liquid at STP is in Group (1) IA; (2) IIA; (3) IB; (4) IIB. _ 3.
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Questions from Previous Chemistry 115 Exams Matter & Measurement1.Which of the following symbols is not correctly associated with its element?a. b. c. d. e.Beryllium ; Be Nitrogen ; Ni Oxygen ; O Aluminum ; Al Sodium ; Na2.Which of the following is
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Arkansas Pine Bluff - CHEM - 112
Questions from Previous Chemistry 115 Exams Gases1.Kirsten is in her lab, and reacts two unknown gases (A(g) and B(g) to get nitrogen dioxide (NO2). Using her data, she is able to write the following balanced equation: 2A(g) + B(g) -> 2NO2(g) If she sta
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Questions from Previous Chemistry 115 Exams Molecular Geometry1.On the basis of the VSEPR model, which of the following molecules is linear?a. b. c. d. e.H2O BF3 BeF2 CH4 none of these linear. planar. see-saw. trigonal planar. trigonal pyramidal.2.T
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Questions from Previous Chemistry 115 Exams Periodic Properties of Elements1.The electron configuration of Cl- is (the Periodic Table should help you):a. b. c. d. e.1s<sup2< sup=">2s22p63s23p5</sup2<> 1s22s22p63s23p6 1s22s22p63d10 1s22s22p6 1s22s22p63
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Arkansas Pine Bluff - CHEM - 112
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http:/www2.fiu.edu/~lopezdel/CHM%201045/
Arkansas Pine Bluff - CHEM - 112
PERIODIC TABLE OF THE ELEMENTSIA 1 IIA IIIB IVB VB VIB VIIB VIIIB VIIIB VIIIB IB IIB IIIA IVA VA VIA VIIA 0 2H1.008He4.003345678910Li6.94Be9.01B10.81C12.01N14.01O16.00F19.00Ne20.1811121326.981428.091530.971632.0717
Arkansas Pine Bluff - CHEM - 112
PERIODIC TABLE OF THE ELEMENTSIA 1 IIA IIIB IVB VB VIB VIIB VIIIB VIIIB VIIIB IB IIB IIIA IVA VA VIA VIIA 0 2H1.008He4.003345678910Li6.94Be9.01B10.81C12.01N14.01O16.00F19.00Ne20.1811121326.981428.091530.971632.0717
Arkansas Pine Bluff - CHEM - 112
PERIODIC TABLE OF THE ELEMENTSIA 1 IIA IIIB IVB VB VIB VIIB VIIIB VIIIB VIIIB IB IIB IIIA IVA VA VIA VIIA 0 2H1.008He4.003345678910Li6.94Be9.01B10.81C12.01N14.01O16.00F19.00Ne20.1811121326.981428.091530.971632.0717
Arkansas Pine Bluff - CHEM - 112
PERIODIC TABLE OF THE ELEMENTSIA 1 IIA IIIB IVB VB VIB VIIB VIIIB VIIIB VIIIB IB IIB IIIA IVA VA VIA VIIA 0 2H1.008He4.003345678910Li6.94Be9.01B10.81C12.01N14.01O16.00F19.00Ne20.1811121326.981428.091530.971632.0717
Arkansas Pine Bluff - CHEM - 112
Exam Name_Form IMULTIPLECHOICE.Choosetheonealternativethatbestcompletesthestatementoranswersthequestion. 1) Considerthefollowingreaction.Howmanymolesofoxygenarerequiredtoproduce2.33moles ofwater?AssumethatthereisexcessC 3 H7 SHpresent. C3 H7 SH(l)+6O2 (
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