periodic table

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1234567891011121314
Across
  1. 1. This element is used in batteries.
  2. 6. Element with atomic number 79.
  3. 9. Group 17 element known as a disinfectant.
  4. 10. The only metal that is liquid at room temperature.
  5. 11. This element is used to disinfect water.
  6. 12. A transition metal that is magnetic.
  7. 13. The most abundant metal in the Earth's crust.
Down
  1. 2. Element named after the creator of the periodic table.
  2. 3. The lightest element.
  3. 4. An element essential for strong bones.
  4. 5. Group 1 element that is the most reactive metal.
  5. 7. Group 18 gas used in balloons.
  6. 8. This element’s name means "water-former" in Greek.
  7. 9. A non-metal used in pencils.
  8. 14. A noble gas used in neon signs.