Periodic Table

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Across
  1. 5. Family name for group 17
  2. 9. Family name for group 1
  3. 11. Family name that is not found in periods 1,2, or 3
  4. 14. Alkali metal with 4 electron shells
  5. 15. Type of elements that have the properties of both metals and nonmetals
  6. 18. Type of element that makes up MOST of the periodic table. Usually shiny, malleable and ductile.
  7. 21. Metalloid with a atomic mass number of 75
  8. 22. Only element to have no neutrons
  9. 23. Type of element that is a poor conductor, has a brittle texture, and is not shiny
  10. 24. Element in Period 1 Group 18
  11. 25. Element in group 6 and period 6
Down
  1. 1. Element with 5 electron shells and 5 valence electrons
  2. 2. Halogen with four electron shells
  3. 3. Metalloid in period 2
  4. 4. Element with four electron shells in the alkali earth metal family
  5. 6. Oxygen family member with 3 electron shells
  6. 7. Element in group 12 period 6
  7. 8. Transition metal in group 10 period 5
  8. 10. Element with 2 electron shells 1 valence electron
  9. 12. Element symbol for a transition metal in group 6 period 5
  10. 13. Family name for group 18
  11. 16. Element symbol for a Halogen in period 3
  12. 17. Element with one valence electron and seven electron shells
  13. 19. Noble gas with 2 electron shells
  14. 20. Member of the Boron Family in period 6