Periodic Elements

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Across
  1. 6. periodic number 1
  2. 7. It was used for coins and it's malleable and ductile
  3. 9. It is magnetic and it's atomic weight is 55.85
  4. 10. It's soft, silvery-white, and it's a rare metal
  5. 11. twice as strong as aluminum
Down
  1. 1. It does damage to earth, and the air we breathe
  2. 2. It has the letters AU
  3. 3. It's a transition metal and it's number is 39
  4. 4. It has a melting point of 1890 and a boiling point of 3380
  5. 5. It's a yellow-green gas at room temperature
  6. 8. atomic weight 28.09