Periodic Table Of Elements

123456789101112131415161718
Across
  1. 3. element symbol
  2. 7. a positively charged atom
  3. 8. element symbol Ti
  4. 10. element symbol is O
  5. 11. a neutral charged atom
  6. 13. atomic number 19
  7. 16. a negatively charged atom
  8. 17. element symbol is He
  9. 18. element symbol Cu
Down
  1. 1. element symbol F
  2. 2. element symbol is C
  3. 4. atomic number 4
  4. 5. atomic number 3
  5. 6. element symbol is H
  6. 9. atomic number 25
  7. 12. atomic number 81
  8. 14. element symbol As
  9. 15. atomic number 5