Chapter 10 Modern Atomic Theory And The Periodic Table

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