Periodic Table

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1234567891011121314151617181920
Across
  1. 2. Ability to conduct heat or electricity
  2. 6. Vertical columns
  3. 7. Ideal amount of valence electrons
  4. 10. Not found in nature, higher than 92
  5. 12. Made the modern periodic table
  6. 13. Same electron configuration
  7. 14. As the period goes right, the size
  8. 15. As the group column goes down, the size
  9. 17. As the period goes right, the Ionization energy
  10. 18. Alkali earth metals
  11. 19. Electrons are transferred from one atom to another
  12. 20. Alkali Metals
Down
  1. 1. Measure of attraction of a nucleus for bonded electrons
  2. 3. As the group goes down, the Ionization energy
  3. 4. Group 18
  4. 5. Size of neutral size, covalent size
  5. 8. Horizontal rows
  6. 9. Energy needed to pull away an electron
  7. 11. Amount of Protons in nucleus
  8. 14. Transition metals
  9. 16. Group 17