* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download ExamView Pro
Relativistic quantum mechanics wikipedia , lookup
Elementary particle wikipedia , lookup
Planck's law wikipedia , lookup
Quantum key distribution wikipedia , lookup
Renormalization wikipedia , lookup
Atomic orbital wikipedia , lookup
Auger electron spectroscopy wikipedia , lookup
Mössbauer spectroscopy wikipedia , lookup
Bremsstrahlung wikipedia , lookup
Hydrogen atom wikipedia , lookup
Electron configuration wikipedia , lookup
Quantum electrodynamics wikipedia , lookup
X-ray photoelectron spectroscopy wikipedia , lookup
Double-slit experiment wikipedia , lookup
Rutherford backscattering spectrometry wikipedia , lookup
Franck–Condon principle wikipedia , lookup
Particle in a box wikipedia , lookup
Ultrafast laser spectroscopy wikipedia , lookup
Delayed choice quantum eraser wikipedia , lookup
Wheeler's delayed choice experiment wikipedia , lookup
Bohr–Einstein debates wikipedia , lookup
Atomic theory wikipedia , lookup
Electron scattering wikipedia , lookup
Matter wave wikipedia , lookup
Population inversion wikipedia , lookup
Wave–particle duality wikipedia , lookup
X-ray fluorescence wikipedia , lookup
Theoretical and experimental justification for the Schrödinger equation wikipedia , lookup
Name: ________________________ Class: ___________________ Date: __________ ID: A Homework 5 Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. ____ ____ ____ ____ 1. A quantum of electromagnetic radiation is a a. wave function. b. photon. c. de Broglie wave. d. laser. e. hologram. 2. The energy associated with a photon of blue light is _____ the energy associated with a photon of red light. a. greater than b. less than c. equal to d. unrelated to 3. An excited atom can lose energy by a. emitting a photon. b. absorbing a photon. c. undergoing the photoelectric effect. d. increasing its de Broglie wavelength. e. the uncertainty principle. 4. In which of the following energy level transitions for a hydrogen atom is a photon emitted? (A) n =1 to n = 2. (B) n =3 to n = 2. (C) n =2 to n = 1. (D) n =1 to n = 4. (E) n =4 to n = 3. ____ ____ a. A and B b. A, C, and E c. B and D d. B, C, and E e. D and E 5. The fact that a particle cannot be precisely localized is the a. photoelectric effect. b. uncertainty principle. c. principle of a hologram. d. principle of a laser. e. reason why photons are emitted. 6. What is "excluded" by the Pauli exclusion principle? a. certain values of angular momentum. b. precise values of both position and momentum. c. electrons in the same quantum state. d. none of the above. 1 Name: ________________________ ____ ____ ____ ID: A 7. The lowest energy level in an atom is its a. ionization level. b. emission level. c. absorption level. d. photon level. e. ground state. 8. Electron diffraction shows a. that electrons behave like waves. b. the photoelectric effect. c. characteristic x ray spectra. d. that electrons in atoms have only certain allowed energies. 9. What quantities are plotted on a blackbody radiation curve? a. total radiated energy vs. temperature. b. radiation intensity vs. wavelength. c. wavelength of peak emission vs. temperature. d. none of the above. Exhibit 10-01 Answer the questions using the energy level diagram for hydrogen shown in the figure below. ____ 10. Refer to Exhibit 10-01. The energy of a photon emitted in a transition from the n = 3 state to the n = 2 state is a. 1.5 eV. b. 1.9 eV. c. 3.4 eV. d. 10.2 eV. e. 13.6 eV. 2 Name: ________________________ ID: A ____ 11. When radium-223 (Z = 88) decays to radon-119 (Z = 86), the other particle emitted is a(n) a. alpha particle. b. beta particle. c. gamma ray. d. x ray. e. none of the above. ____ 12. The half life of uranium-232 is 70 years. The time for 3/4 of a sample of uranium-232 to decay is a. 35 years. b. 70 years. c. 125 years. d. 140 years. e. none of the above. 3 ID: A Homework 5 Answer Section MULTIPLE CHOICE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: B A A D B C E A B B A D 1