Modern Physics
3rd Edition
ISBN: 9781111794378
Author: Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher: Cengage Learning
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Chapter 9, Problem 22P
To determine
The electronic configuration among
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Write down the ground state electronic structure for Rb by inserting the correct integer
numbers in the boxes below. Leave a box empty, or insert a zero if you want to indicate
no electrons occupy that specific orbital. You can look at the Periodic Table (Section 5.4 of
Unit 21) to establish the number of electrons in Rb.
1s
2s
2p
3s
3p
4s
3d
4p
5s
4d
Select from the list below one element that you expect would have similar chemical
properties to Rb.
○ Li
Mg
OCI
B
S
As
Write down for yourself the expression for the radial distribution function of a 2p electron in a hydrogenic atom and determine the radius in Angstroms at which the electron is most likely to be found. Assume the species has an atomic number of 2. (Ans. in Angstroms)
Write down for yourself the expression for the radial distribution function of a 2s electron in a hydrogenic atom and determine the radius in Angstroms at which the electron is most likely to be found. Assume the species has an atomic number of 2. (Ans. in Agstroms)
Chapter 9 Solutions
Modern Physics
Ch. 9.2 - Prob. 1ECh. 9.3 - Prob. 2ECh. 9 - Prob. 1QCh. 9 - Prob. 2QCh. 9 - Prob. 3QCh. 9 - Prob. 4QCh. 9 - Prob. 5QCh. 9 - Prob. 6QCh. 9 - Prob. 7QCh. 9 - Prob. 8Q
Ch. 9 - Prob. 9QCh. 9 - Prob. 11QCh. 9 - For a one-electron atom or ion, spinorbit coupling...Ch. 9 - Prob. 14QCh. 9 - Prob. 1PCh. 9 - Prob. 2PCh. 9 - Prob. 4PCh. 9 - The force on a magnetic moment z in a nonuniform...Ch. 9 - Consider the original Stern–Gerlach experiment...Ch. 9 - Prob. 7PCh. 9 - Consider a right circular cylinder of radius R,...Ch. 9 - Prob. 9PCh. 9 - Prob. 10PCh. 9 - Prob. 11PCh. 9 - Prob. 12PCh. 9 - Prob. 13PCh. 9 - Prob. 14PCh. 9 - Prob. 15PCh. 9 - Prob. 16PCh. 9 - Prob. 17PCh. 9 - Prob. 18PCh. 9 - Prob. 21PCh. 9 - Prob. 22PCh. 9 - Prob. 23PCh. 9 - Prob. 24PCh. 9 - Prob. 25P
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- For a one-electron atom or ion, spinorbit coupling splits all states except s states into doublets. Why are s states exceptions to this rule?arrow_forwardThe valence election of potassium is excited to a 5d state, (a) What is the magnitude of the election's orbital angular momentum? (b) How many states are possible along a chosen direction?arrow_forwardWhat is the degeneracy of the n = 3 level? That is, how many different states are contained in the energy level E3 =- E0/9?arrow_forward
- Several absorption transitions between energy levels of Na are indicated in the figure below. Some of these are allowed and some are not. Find the four allowed absorption transitions and, by dragging and dropping a tick or a cross into the box next to the line representing each transition, indicate them in the figure. You need to put either a tick or a cross on all boxes. energy 3s 6d 6f бр 6s 5d 5f 5p 4d 4f 5s 4p 3d 4s 3p Complete the following paragraph: The diagram above shows that in Na, states with the same ʼn but different / quantum numbers have different energies. The effect responsible for this break-up in degeneracy in Na is referred to as Closed shells partially shield the outer electron angular momentum penetrate the closed- from the nucleus. Electrons with shell more and therefore 'see' a higher effective nuclear charge, feeling a stronger attractive force. Therefore, for a given n, the smaller / is, the lower the energy of the state.arrow_forwardThe bandgaps of silicon and gallium arsenide are 1.12 eV and 1.42 eV, respectively. What are the wavelengths of light that you would expect to be emitted from these devices based on direct recombination of holes and electrons? To what “colors” of light do these wavelengths correspond?arrow_forwardYou have the excited states of He with the configuration 2p1 3p1, in which the two electrons have different principal quantum numbers. The electrons are coupled by a Russell-Saunders spin-orbit coupling term in the Hamiltonian, § ' Ľ · S, where § ' is a positive constant. 1. What are the possible term symbols for the energy eigenstate states associated with this He configuration? Show your work.arrow_forward
- Why does this part not require a Sin(30) to decompose the MG(Sin(30))(.8)? The example gives a correct answer.arrow_forwardQuestion 3: Consider electron and vibrational (nuclear) dynamics of a metal cluster that consists of Au- S bonds. The cluster is spherical, with spatial confinement of one nanometer. If the cluster is excited using 800-nm, how long would it take for an electron to move one nanometer (i.e. across the cluster)? How long would it take for one of the sulfur atoms to move the same distance?arrow_forwardIn the infrared spectrum of CO a strong vibrational transit ion is observed centred at 2143.29 cm-1, corresponding to the fundamental band with v = 1←O with a weaker transit ion at 4259.66 cm-1, corresponding to the overtone band with v = 2 ←O. What is the vibrational wavenumber. v, and anharmonicity constant, xe, of CO?arrow_forward
- The moment of inertia of an H2O molecule about an axis bisecting the HOH angle is 1.91 x 10-47 kg m2 Its minimum angular momentum about that axis (other than zero) is h. In classical terms. how many revolutions per second do the H atoms make about the axis when in that state? What is the minimum energy needed to excite the rotation of an H2O molecule about the axis?arrow_forwardThe term symbols for a nd² electron configuration are ¹S, ¹D, ¹G, ³P, and ³F. (a) Calculate the value of J associated with each of these term symbols. (You will be asked to match the answers on the quiz.) (b) According the Hund's rule, which of these term symbols represents the ground state? (c) Palladium has an electronic configuration of [Kr] 4d¹0- what would be the ground state term symbol for this element?arrow_forwardEnumerate and identify the states corresponding to the energy level E34, or n = 3, 1 = 2.arrow_forward
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