Very Hard Periodic Table of Elements Crossword Puzzle Part 3

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Across
  1. 2. The element known as Hg on the periodic table of elements
  2. 4. The element known as Kr on the periodic table of elements
  3. 6. The element known as Lv on the periodic table of elements
  4. 8. The element known as Hs on the periodic table of elements
  5. 11. The element known as Ir on the periodic table of elements
  6. 13. The element known as Lu on the periodic table of elements
  7. 14. The element known as Md on the periodic table of elements
  8. 15. The element known as In on the periodic table of elements
  9. 16. The element known as Ge on the periodic table of elements
  10. 18. The element known as Hf on the periodic table of elements
  11. 19. The element known as H on the periodic table of elements
  12. 20. The element known as Mg on the periodic table of elements
Down
  1. 1. The element known as Lr on the periodic table of elements
  2. 3. The element known as K on the periodic table of elements
  3. 5. The element known as Li on the periodic table of elements
  4. 7. The element known as Mc on the periodic table of elements
  5. 9. The element known as He on the periodic table of elements
  6. 10. The element known as Ho on the periodic table of elements
  7. 12. The element known as La on the periodic table of elements
  8. 17. The element known as I on the periodic table of elements