1. 2. 3. 4. 5. Which of the following elements would have the lowest first ionization energy? a. sodium d. chlorine b. aluminum e. argon c. Nitrogen Rutherford's gold foil experiment showed that the atom is mostly empty space because some of the alpha particles were reflected right back some of the alpha particles were deflected a. b. c. most of the alpha particles went straight through the foil d. all of the alpha particles went straight through the foil e. all of the alpha particles were deflected What is the name of the spectrum of electromagnetic radiation emitted when an atom is returned to a lower energy state from a higher energy state best described? a. a continuous spectrum b. emission spectrum C. a line spectrum d. a diagonal spectrum e. none of the above Why do energy levels exist in atoms? a. electrons are negatively charged b. electrons are attracted to certain numbers of neutrons electrons are able to possess any range of energy C. d. electrons will only display certain colours e. electrons are only able to possess quanta of energy Which sublevel designations describes a spherical orbital? a. 4p b. 3d c. 2s d. 5f e. all of the above

1. 2. 3. 4. 5. Which of the following elements would have the lowest first ionization energy? a. sodium d. chlorine b. aluminum e. argon c. Nitrogen Rutherford's gold foil experiment showed that the atom is mostly empty space because some of the alpha particles were reflected right back some of the alpha particles were deflected a. b. c. most of the alpha particles went straight through the foil d. all of the alpha particles went straight through the foil e. all of the alpha particles were deflected What is the name of the spectrum of electromagnetic radiation emitted when an atom is returned to a lower energy state from a higher energy state best described? a. a continuous spectrum b. emission spectrum C. a line spectrum d. a diagonal spectrum e. none of the above Why do energy levels exist in atoms? a. electrons are negatively charged b. electrons are attracted to certain numbers of neutrons electrons are able to possess any range of energy C. d. electrons will only display certain colours e. electrons are only able to possess quanta of energy Which sublevel designations describes a spherical orbital? a. 4p b. 3d c. 2s d. 5f e. all of the above

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter12: Atoms And Molecules

Section: Chapter Questions

Problem 12.20E: Why isnt the electron configuration of beryllium, given as 1s22s2, considered a violation of the...

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