Chapter 10 Modern Atomic Theory And The Periodic Table

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Across
  1. 4. rows in the periodic table
  2. 5. as stated by this principle, an orbital cannot contain more than 2 electrons
  3. 6. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶
  4. 7. 2nd sublevel
  5. 10. electrons on the outermost energy level
  6. 11. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶ 4s²
  7. 13. outermost electron shell
  8. 15. all the Group IIIB to Group IIB (3-12) elements
  9. 17. Group VIIA Elements
  10. 19. 4th sublevel
  11. 21. all the Group A’s elements in the Periodic Table
  12. 23. Who said this: “electrons revolve in specific regions at various distances from the nucleus called energy levels”
  13. 24. this method of arranging electrons uses arrows and boxes
  14. 25. this atom's orbital configuration is 1s² 2s²2p⁶ 3s²3p⁶ 4s²3d¹⁰
  15. 28. this method of arranging electrons uses numbers, letters, and superscripts
Down
  1. 1. what is white light?
  2. 2. the energy level expressed by the principal quantum number n
  3. 3. lowest energy level
  4. 5. 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 ↓↑
  5. 8. When a gas emits light shown through a prism, the beaming colored lines are part of a _____
  6. 9. Every principle energy level is divided into _____
  7. 12. small packets of energy in streams of light
  8. 14. Which rule is this: electrons will occupy separate orbitals of the same energy before pairing of electrons occur
  9. 16. 1st sublevel
  10. 18. region in space around a nucleus with a high probability of finding an electron
  11. 20. neon’s orbital configuration
  12. 22. 3rd sublevel
  13. 26. energy is emitted in tiny distinct packets called _____
  14. 27. distance between two peaks or trough inside a wave
  15. 29. columns in the periodic table