The Periodic Table

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Across
  1. 2. I am a Noble Gas with 2 valence electrons
  2. 5. Not good conductors, low density, dull
  3. 7. Elements in the same ________ have the same amount of valence electrons
  4. 10. This group has 2 valence electrons
  5. 13. The ______ number corresponds to the amount of orbitals (energy levels) an element has
  6. 14. _________ are organized into rows
  7. 15. Groups are also called _______
Down
  1. 1. I am a Noble Gas in the 5th period
  2. 3. Have properties of both metals and nonmetals
  3. 4. This group has the maximum amount of valence electrons
  4. 6. This group has 1 valence electron
  5. 7. _________ are organized into columns
  6. 8. Elements in the same _______ behave similarly
  7. 9. I am in the 1st group and the 3rd period
  8. 11. This group has 7 valence electrons
  9. 12. Good conductors, shiny, dense