An Introduction to Physical Science
14th Edition
ISBN: 9781305079137
Author: James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher: Cengage Learning
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Chapter 9, Problem MM
To determine
Pick the keyword from the given list: The type of spectrum obtained when white light is passed through a cool gas.
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Students have asked these similar questions
1. With what kind of “light” (e-m radiation) can we excite electrons to very high energy states, from which they will fall down in several steps – thereby making a material fluoresce in visible light?
a. microwaves.
b. sub-millimeter waves.
c. radio waves.
d. IR.
e. UV.
2. Electrons inside elements can be in certain, well-defined excited states (quantum levels). When they leave such a state to a lower energy state, the frequency f of the “light” (electromagnetic radiation) emitted is related to the energy difference ΔE between such two states as:
a.an undefined quantity.
b. the same as a black-body emitter.
c. the same as a gravitational field.
d. ΔE = h · f , where h is Planck’s constant.
e. related via the equation c = c2
3.
About a decade later, using his oil droplet experiment, Millikan was able to find the smallest possible charge on such droplets, which he interpreted as the charge of a single electron. With that and the m/e ratio above, he was…
1. An atom emits a photon when one of its electrons
a. collides with another of its electronsb. is removed from its atomc. undergoes a transition to a quantum state of lower energyd. undergoes a transition to a quantum state
2. Motion of objects moving at the speed of light where the observers are movingat a uniform velocity is an area ofof higher energy
a. general relativityb. special relativityc. the dual property of lightd. simultaneity of events
3. Compared tothe length observed bya stationary observer, relativistic lengthorthe length observed byan observer moving with respect toan objectmoving atspeeds approaching the speed of light is
a. longerb. shorterc. the samed. dependent on where he is
1. In the Bohr model of a hydrogen atom, an electron spins at constant a distance of 103 A°
from a proton, what will be its velocity and it value of wave vector.
2. Give expressions which determine the most probable position for the electron in region of
space.
3. In the Bohr model of a hydrogen atom, electron revolving in the second excited state. If
the electron drops into ground state, calculate:
a- The wavelength of the emitted photons.
b- The angular momentum of the electron in the second excited state.
c- The minimum possible lifetime.
4. An electron revolving in the fourth excited hydrogen atom drops into second state and
then to the ground state, calculate:
a- The shortest wavelength of the emitted photons (using Rydberg equation).
b- The minimum possible lifetime to achieve these transitions.
5. Find the probability of electron with life time 10-8 sec at time 5 sec.
Chapter 9 Solutions
An Introduction to Physical Science
Ch. 9.1 - Prob. 1PQCh. 9.1 - Prob. 2PQCh. 9.2 - Prob. 1PQCh. 9.2 - Prob. 2PQCh. 9.2 - Prob. 9.1CECh. 9.3 - Prob. 1PQCh. 9.3 - When does a hydrogen atom emit or absorb radiant...Ch. 9.3 - Prob. 9.2CECh. 9.3 - Prob. 9.3CECh. 9.3 - Prob. 9.4CE
Ch. 9.4 - Prob. 1PQCh. 9.4 - Prob. 2PQCh. 9.5 - Prob. 1PQCh. 9.5 - Prob. 2PQCh. 9.6 - Prob. 1PQCh. 9.6 - Prob. 2PQCh. 9.6 - Prob. 9.5CECh. 9.7 - Prob. 1PQCh. 9.7 - Prob. 2PQCh. 9 - Prob. AMCh. 9 - Prob. BMCh. 9 - Prob. CMCh. 9 - Prob. DMCh. 9 - Prob. EMCh. 9 - Prob. FMCh. 9 - Prob. GMCh. 9 - Prob. HMCh. 9 - Prob. IMCh. 9 - Prob. JMCh. 9 - Prob. KMCh. 9 - Prob. LMCh. 9 - Prob. MMCh. 9 - Prob. NMCh. 9 - Prob. OMCh. 9 - Prob. PMCh. 9 - Prob. QMCh. 9 - Prob. 1MCCh. 9 - Prob. 2MCCh. 9 - Prob. 3MCCh. 9 - Prob. 4MCCh. 9 - Prob. 5MCCh. 9 - Prob. 6MCCh. 9 - Prob. 7MCCh. 9 - Prob. 8MCCh. 9 - Prob. 9MCCh. 9 - Prob. 10MCCh. 9 - Prob. 11MCCh. 9 - Prob. 12MCCh. 9 - Prob. 13MCCh. 9 - Prob. 14MCCh. 9 - Prob. 1FIBCh. 9 - Prob. 2FIBCh. 9 - Prob. 3FIBCh. 9 - Prob. 4FIBCh. 9 - Prob. 5FIBCh. 9 - Prob. 6FIBCh. 9 - Prob. 7FIBCh. 9 - Prob. 8FIBCh. 9 - Prob. 9FIBCh. 9 - Prob. 10FIBCh. 9 - Prob. 11FIBCh. 9 - Prob. 12FIBCh. 9 - Prob. 1SACh. 9 - Prob. 2SACh. 9 - Prob. 3SACh. 9 - Prob. 4SACh. 9 - Prob. 5SACh. 9 - Prob. 6SACh. 9 - Prob. 7SACh. 9 - Prob. 8SACh. 9 - Prob. 9SACh. 9 - Prob. 10SACh. 9 - Prob. 11SACh. 9 - Prob. 12SACh. 9 - Prob. 13SACh. 9 - Prob. 14SACh. 9 - Prob. 15SACh. 9 - Prob. 16SACh. 9 - Prob. 17SACh. 9 - Prob. 18SACh. 9 - Prob. 19SACh. 9 - Prob. 20SACh. 9 - Prob. 21SACh. 9 - Prob. 22SACh. 9 - Prob. 23SACh. 9 - Prob. 24SACh. 9 - Prob. 25SACh. 9 - Prob. 26SACh. 9 - Prob. 27SACh. 9 - Prob. 28SACh. 9 - Prob. 29SACh. 9 - Prob. 30SACh. 9 - Prob. 31SACh. 9 - Prob. 32SACh. 9 - Prob. 33SACh. 9 - Prob. 34SACh. 9 - Visualize the connection for the descriptions of...Ch. 9 - Prob. 1AYKCh. 9 - Prob. 2AYKCh. 9 - Prob. 3AYKCh. 9 - Prob. 4AYKCh. 9 - Prob. 5AYKCh. 9 - Prob. 1ECh. 9 - Prob. 2ECh. 9 - Prob. 3ECh. 9 - Prob. 4ECh. 9 - Prob. 5ECh. 9 - Prob. 6ECh. 9 - Prob. 7ECh. 9 - Prob. 8ECh. 9 - Prob. 9ECh. 9 - Prob. 10ECh. 9 - Prob. 11ECh. 9 - Prob. 12E
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- How do the allowed orbits for electrons in atoms differ from the allowed orbits for planets around the sun? Explain how the correspondence principle applies here.arrow_forwardHow do the allowed orbits for electrons in atoms differ from the allowed orbits for planets around the sun? Explain how the correspondence principle applies here.arrow_forwardWhat is the binding energy in eV of electrons in magnesium, if the longest-wavelength photon that can eject electrons is 337 nm?arrow_forward
- When an electron jumps from an outer shell to an inner shell, what is emitted? Select one: a. Compton electrons. b. Photoelectrons. c. Characteristic x-rays. d. Bremsstrahlung.arrow_forward1. In the Bohr model for a hydrogen atom, an electron revolving in the third excited state. If the clectron drops into second state, calculate the following: a. The total energy of the electron in the second excited state. b. The transition energy. c. The kinetic energy of electron in first excited state.arrow_forwardIf all of the following particles move at the same speed, which one will have the greatest de Broglie wavelength? O a. neutron O b. proton O c. electron O d. nucleus QUESTION 16 When an electron de-excites from an orbit of the first excited state (n = 2) to the ground state (n = 1): O a. an electron is emitted O b. a photon is emitted O c. an electron is absorbed O d. a photon is absorbed QUESTION 17 The modulus square of a quantum particle's wavefunction describes the probability: O a. that the particle will decay O b. that the particle has a specific spin O c. that the particle is at a particular position O d. that the particle will disappeararrow_forward
- 9. What is the de Broglie wavelength of an electron whose kinetic energy is 50000 eV. A. 5.5x10-10 m B. 5.5x10-12 m C. 5.5x10-9 m D. 5.5x10-13 marrow_forward3. A laser (powered at 3.0 watts) produces light of 600 nm in wavelength. How many photons per second are produced? A. 6x10¹8 B. 12x1018 C. 3x1018 D. 9x1018arrow_forward1) Determine the frequency and wavelength for a photon for a transition from level 6 to level 4 in the Bohr Atom. Determine the de Broglie wavelength of the electron in level 4. 2) Derive a formula for the period of the electron's orbit in the Bohr Atom in terms of the level number and appropriate constants.arrow_forward
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