Elements

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Across
  1. 3. This element is the densest of all elements it is also very similar to iridium
  2. 5. Named for greatest 'gods'.
  3. 8. Used to make ballons float
  4. 10. Latin for 'white metal'; a South American country
  5. 13. Group 2 period 6
  6. 14. Its chemical symbol is Sb
  7. 17. The most chemically reactive element with all the other elements except oxygen, helium, neon, and krypton
  8. 18. This element was named after vanadis the scandinavian goddess of beauty because of the beautiful multicolored compounds formed by the metal
  9. 20. This element was named after America because it's located below europium in the periodic table which was named after Europe
Down
  1. 1. Takes its name from the country of its discovery France
  2. 2. Only woman on the periodic table
  3. 4. Mn
  4. 6. on average each brazil nut contains 180 quadrillion atoms of this element
  5. 7. W
  6. 9. Alone deadly; combined with chlorine, need for life
  7. 11. The first noble gas to be discovered
  8. 12. Sunscreen
  9. 15. The atomic mass of this element subtracted by the number of neutrons it has is 49
  10. 16. Period 5, group 3
  11. 19. This element is the 5th most abundant element in the universe