Element Project Crossword

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Across
  1. 5. 3 protons
  2. 9. 13 protons
  3. 11. 11 protons
  4. 13. 20 protons
  5. 15. 6 protons
Down
  1. 1. 2 protons
  2. 2. 10 protons
  3. 3. 79 protons
  4. 4. 92 protons
  5. 6. 26 protons
  6. 7. 80 protons
  7. 8. 47 protons
  8. 10. 53 protons
  9. 12. 8 protons
  10. 14. 82 protons