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