Physical Chemistry
2nd Edition
ISBN: 9781133958437
Author: Ball, David W. (david Warren), BAER, Tomas
Publisher: Wadsworth Cengage Learning,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 15, Problem 15.27E
Interpretation Introduction
Interpretation:
The term symbols of allowed excited states of the
Concept introduction:
A term symbol describes the orbital, spin and total angular momenta of an electronic state. The symbol
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Calculate the size of the quantum involved in the excitation of an electronic motion of frequency 1.0 x 1015 Hz.
Ans: 400 kJ/mol
Calculate the vibrational energy of the v = 2 state of 1H127 I relative to the ground state, including the anharmonic corrections.
A space probe was designed to see 13CO in the atmosphere of Saturn by looking for lines in its rotational spectrum. If the bond length of CO is 112.8 pm, at what wave number do the first three rotational transitions appear?
Chapter 15 Solutions
Physical Chemistry
Ch. 15 - Linearly polarized light can be assigned a...Ch. 15 - Linearly polarized light can be assigned a...Ch. 15 - Prob. 15.3ECh. 15 - Determine the value of R for deuterium (2H) and...Ch. 15 - Prob. 15.5ECh. 15 - Draw a Grotrian-type diagram for the first four...Ch. 15 - What is the value of the change in energy, E, for...Ch. 15 - Prob. 15.8ECh. 15 - List the possible values of L, ML, S, MS, J, and...Ch. 15 - Prob. 15.10E
Ch. 15 - Prob. 15.11ECh. 15 - Prob. 15.12ECh. 15 - Prob. 15.13ECh. 15 - What is the term symbol for the ground state of a...Ch. 15 - Prob. 15.15ECh. 15 - Prob. 15.16ECh. 15 - Prob. 15.17ECh. 15 - Prob. 15.18ECh. 15 - Prob. 15.19ECh. 15 - Prob. 15.20ECh. 15 - Prob. 15.21ECh. 15 - Prob. 15.22ECh. 15 - Use Hunds rules to predict the term symbol of the...Ch. 15 - Prob. 15.24ECh. 15 - Prob. 15.25ECh. 15 - An Mg atom is in the excited electron...Ch. 15 - Prob. 15.27ECh. 15 - Prob. 15.28ECh. 15 - Prob. 15.29ECh. 15 - Prob. 15.30ECh. 15 - Use group-theoretical arguments to determine the...Ch. 15 - The GeF molecule, which exists in the gas phase at...Ch. 15 - The SrH molecule in a 2+ electronic ground state....Ch. 15 - Prob. 15.34ECh. 15 - What are the values of and for NF in its 3...Ch. 15 - Prob. 15.36ECh. 15 - Determine the ground-state term symbol of the...Ch. 15 - Prob. 15.38ECh. 15 - Prob. 15.39ECh. 15 - Prob. 15.40ECh. 15 - Prob. 15.41ECh. 15 - Prob. 15.42ECh. 15 - The 1, 1'-diethyl-2, 2'-dicarbocyanine cation has...Ch. 15 - Prob. 15.44ECh. 15 - Naphthacene, C18H12, consists of four benzene...Ch. 15 - Prob. 15.46ECh. 15 - Prob. 15.47ECh. 15 - Construct the Hckel determinants for...Ch. 15 - Prob. 15.49ECh. 15 - Using the Internet, find a Hckel determinant...Ch. 15 - Prob. 15.51ECh. 15 - Explain why cyclopentadiene easily accepts an...Ch. 15 - Prob. 15.53ECh. 15 - Prob. 15.54ECh. 15 - Prob. 15.55ECh. 15 - Prob. 15.56ECh. 15 - Prob. 15.57ECh. 15 - Prob. 15.58ECh. 15 - Would the light from fireflies be considered an...Ch. 15 - Prob. 15.60ECh. 15 - Prob. 15.61ECh. 15 - Prob. 15.62ECh. 15 - How many 632.8-nm photons must a He-Ne laser emit...Ch. 15 - Prob. 15.64ECh. 15 - Green He-Ne lasers are also available; they emit...Ch. 15 - Blu-ray disks and high-density DVDs use an indium...Ch. 15 - Prob. 15.67ECh. 15 - Explain why X-ray lasers would be extremely...Ch. 15 - Prob. 15.69E
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- The J = 0 to J = 1 rotational transition of the CO molecule occurs at a frequency of 1.15 x 1011 Hz.(A) Use this information to calculate the moment of inertia of the molecule. (B) Calculate the bond length of the molecule.arrow_forwardJ.G. Dojahn et al. (J. Phys. Chem. 100, 9649 (1996)) characterized the potential energy curves of the ground and electronic states of homonuclear diatomic halogen anions. These anions have a 2Σu+ ground state and 2Πg, 2Πu, and 2Σg+ excited states. To which of the excited states are electric-dipole transitions allowed from the ground state? Explain your conclusion.arrow_forwardThe moment of inertia of CH4 can be calculated from the expression I=8/3 mHR2 where R is the C-H bond length (109 angstrom or 109 x 1012 m). a. What is the lowest possible rotational energy of the CH4 molecule and what is the value of quantum number l associated with that rotational energy? b. Calculate the rotational energy of the molecule in the first excited state (when quantum number l = 1). c. Determine the degeneracy of the first excited state. Explain what is meant by rotational energy degeneracy.arrow_forward
- A molecule absorbs radiation of frequency 3.00x1014 Hz. What is the energy difference between the molecular energy states involved?arrow_forward3. ^14N^16O (the superscripts represent the atomic mass number) (a) NO molecules rotate at an angular velocity of 2.01x10^12 rev/s, at the quantized rotational state with the rotational quantum number J of 3. Calculate the bond length of NO molecules. (b) Can NO molecules rotate under light irradiation? Explain your answer. (c) Calculate the effective force constant of the vibrational mode of NO at a frequency of 5.63x10^13 Hz measured by the infrared absorption spectrum. (d) NO has a bond energy of 6.29 eV. Applying the parabolic approximation to estimate the longest distance in which N and O atoms can be stretched before the dissociation of the molecular bondarrow_forwardWhat is the speed of a photoelectron ejected from a molecule with radiation of energy 21 eV and known to come from an orbital of ionization energy 12 eV?arrow_forward
- Calculate the rotational energy of CO at J=2 given a bond length of 1.0 Å. unit in eV.arrow_forwardWe have a HCl molecule, with H and Cl have atomic mass of 1.0 and 35.5 amu, respectively. The force constant is 480 N/m for this H-Cl bond, what is the photon frequency when the HCl molecule decay from its second excited vibrational state to its ground vibrational state?arrow_forward3 The rotation motion of HCl molecules can be analyzed by treating each molecule as a rigid rotational constant B= 2.07x10^-22 Joules. a) what frequency of radiation will excite the transition from the J=1 energy level to the J=2 level in this case? b) what is the relative probability of observing an HCl molecule at the J=2 energy level, as compared to teh J=1 level, at 25.00 degrees C?arrow_forward
- An HCl molecule initially in the (v, J) = (0, 2) quantum state can absorb infrared photons. What are the two most likely final quantum states after absorbing an infrared photon? Calculate the energy of the infrared photonabsorbed for each of these transitions. Can it also absorb a microwave photon? If yes, calculate that photon energy also. The rotational constant of HCl is 10 cm-1 and its vibrational frequency is 2990 cm-1.arrow_forwardCalculate the energy of the quantum involved in the excitation of (i) an electronic oscillation of period 1.0 fs, (ii) a molecular vibration of period 10 fs, (iii) a pendulum of period 1.0 s. Express the results in joules and kilojoules per mole.arrow_forwardWhat are the atomic term symbols for an electronic configuration of s2p?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Modern ChemistryChemistryISBN:9781305079113Author:David W. Oxtoby, H. Pat Gillis, Laurie J. ButlerPublisher:Cengage Learning
Principles of Modern Chemistry
Chemistry
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:Cengage Learning
The Bohr Model of the atom and Atomic Emission Spectra: Atomic Structure tutorial | Crash Chemistry; Author: Crash Chemistry Academy;https://www.youtube.com/watch?v=apuWi_Fbtys;License: Standard YouTube License, CC-BY