Chapter 10 Modern Atomic Theory And The Periodic Table

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Across
  1. 3. columns in the periodic table
  2. 5. energy is emitted in tiny distinct packets called _____
  3. 7. this method of arranging electrons uses arrows and boxes
  4. 8. region in space around a nucleus with a high probability of finding an electron
  5. 10. 3rd sublevel
  6. 11. Group VIIA Elements
  7. 15. rows in the periodic table
  8. 16. in a given atom, no 2 electrons may have the same set of 4 quantum numbers therefore an orbital must have electrons with opposite spins ↓↑
  9. 21. all the Group A’s elements in the Periodic Table
  10. 26. the energy level expressed by the principal quantum number n
  11. 29. neon’s orbital configuration
  12. 30. Which rule is this: electrons will occupy separate orbitals of the same energy before pairing of electrons occur
Down
  1. 1. this method of arranging electrons uses numbers, letters, and superscripts
  2. 2. as stated by this principle, an orbital cannot contain more than 2 electrons
  3. 4. electrons on the outermost energy level
  4. 6. Every principle energy level is divided into _____
  5. 9. 2nd sublevel
  6. 12. 4th sublevel
  7. 13. 1st sublevel
  8. 14. distance between two peaks or trough inside a wave
  9. 17. When a gas emits light shown through a prism, the beaming colored lines are part of a _____
  10. 18. outermost electron shell
  11. 19. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶ 4s²3d¹⁰
  12. 20. all the Group IIIB to Group IIB (3-12) elements
  13. 22. small packets of energy in streams of light
  14. 23. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶
  15. 24. Who said this: “electrons revolve in specific regions at various distances from the nucleus called energy levels”
  16. 25. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶ 4s²
  17. 27. lowest energy level
  18. 28. what is white light?