Periodic Table

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Across
  1. 2. : most elements are ______.
  2. 5. :the most powerful tool chemists.
  3. 7. : good source of electricity and heat.
  4. 10. : full names of the elements, and its _______.
  5. 12. : it is on the upper left of the periodic table.
  6. 13. : found in the upper right of the periodic table.
  7. 14. :the periodic table is what you use to _____ chemicals.
  8. 16. :you can predict the chemicals _______.
  9. 18. : metallic elements are typically _____.
  10. 19. : that the numbers of _____.
Down
  1. 1. : nonmetals are generally not good _____.
  2. 3. : you can find them on the _______.
  3. 4. atoms are listed in order of increasing _____.
  4. 6. : The 7 horizontal rows are called _____.
  5. 8. : One or two letter ______.
  6. 9. number : above the chemical symbol is ______.
  7. 11. : nonmetals generally not _____.
  8. 15. : the line that draws nonmetals and metals.
  9. 17. : each element is represented by a ______.