Periodic table.

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Across
  1. 3. Which element has a symbol of Ti.
  2. 6. This element has 87 protons.
  3. 7. Everything to the left of the staircase is considered a ________.
  4. 11. Which element has the symbol K?
  5. 13. This element is in column 17, row 6.
  6. 14. Which element has the symbol B?
  7. 16. Which element has the symbol Zn?
  8. 17. Which element has the symbol Rn?
  9. 18. This element has 10 protons.
  10. 19. Gold on the periodic table is AU. This is the elements ___________.
Down
  1. 1. This element is on column 2, row 4 on the periodic table.
  2. 2. When you add protons and neutrons together you get your ______________.
  3. 4. This element is in column 17, row 5.
  4. 5. The ammount of protons an element has indicates its __________.
  5. 8. Everything to the right of the staircase is considered a ________.
  6. 9. This element is in column 2, row 7.
  7. 10. This element has 6 protons.
  8. 12. This element has 8 neutrons and has an atomic weight of 16.
  9. 13. This element has 18 protons.
  10. 14. Which element has the symbol Br?
  11. 15. This element has 14 protons.