Basic Science : Atom Models QUESTIONS AND ANSWERS :: part1 : 11 to 15
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
11.Which of the following series of hydrogen spectral lines occurs in the ultraviolet region |
| Bracket series |
| Pfund series |
| Balmer series |
| Lyman series |
12.Rydberg constant R is equal to |
13.The potential energy of an electron in a given orbit is |
| equal to its kinetic energy |
| one half of its kinetic energy |
| twice its kinetic energy |
| twice its kinetic energy but negative |
14.An atom emits a photon when one of its orbital electrons |
| jumps from a higher to a lower energy level |
| jumps from a lower to a higher energy level |
| is removed by the photoelectric effect |
| is at rest |
15.The potential energy of the electron in nth orbit of a atom is |
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