Periodic Table

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Across
  1. 6. The number of protons found in the nucleus of an atom
  2. 7. I'm located in family 2 and my symbol is Ca
Down
  1. 1. Divides the metals from then nonmetals
  2. 2. My atomic number is 11
  3. 3. My symbol is O
  4. 4. A series of rows
  5. 5. My atomic mass is 39.10
  6. 6. The mass of an atomic particle
  7. 8. My atomic number is 53 and I'm located in period 5