Chapter 10 Vocabulary

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Across
  1. 1. horizontal groups of elements in the periodic table
  2. 7. within a sublevel, place one electron per orbital before pairing them (2W)
  3. 9. a measurement of how fast a wave travels in space
  4. 10. the lowest available level within an atom (2W)
  5. 11. small measures of energy
  6. 14. the number that indicates the shape of the orbital (4W)
  7. 19. noble gas configuration (2W)
  8. 22. a particle representing a quantum of light or other electromagnetic radiation
  9. 25. a new branch of physics (2W)
  10. 26. contains electrons in the orbitals (3W)
  11. 28. the distance between consecutive peaks in a wave
  12. 29. the last name of a French physicist who suggested that all objects have wave properties
Down
  1. 1. principle that states that energy levels in atoms are written; n=1, n=2... (3W)
  2. 2. also called families, vertical groups of elements in the periodic table
  3. 3. the orbital arrangement of electrons in an atom (2W)
  4. 4. a way of showing the arrangement of electrons in an atom (2W)
  5. 5. two possible values for spin, +1/2 or -1/2 (3W)
  6. 6. colored lines generated when light emitted by a gas is shown through a spectroscope (2W)
  7. 8. one way energy travels through space (3W)
  8. 12. an atomic orbital can hold a maximum of 2 electrons, which most have opposite (3W)
  9. 13. the electrons in the outermost energy level of an atom (2W)
  10. 15. electrons on the outermost electron shell (2W)
  11. 16. electrons fill the lowest energy level first (2W)
  12. 17. the B groups and group VIII (2W)
  13. 18. an A group element (2W)
  14. 20. a cloudlike region around the nucleus where electrons are located
  15. 21. a measurement of the number of waves that pass a particular point per second
  16. 23. the publisher of the periodic table
  17. 24. the property of an electron that describes its appearance of spinning on an axis like a globe
  18. 27. the number of electrons a p orbital can hold