Chapter 5

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Across
  1. 6. number of protons in an element (2 words)
  2. 8. Ag+1
  3. 11. NH4+1
  4. 12. Na+1
  5. 13. atom with a difference in electrons
  6. 15. MnO4-1
  7. 16. CH3COO-1
  8. 21. a group of electrons surrounding the nucleus (2 words)
  9. 23. mass of of an atom (2 words)
  10. 27. SO3-2
  11. 28. positive ion
  12. 29. Cs+1
  13. 30. neutral particle
Down
  1. 1. positive particle
  2. 2. parts of an atom (2 words)
  3. 3. Cr2O7-2
  4. 4. center of an atom
  5. 5. negative ion
  6. 7. HCO3-1
  7. 9. atom with a difference in neutrons
  8. 10. S-2
  9. 14. hydrogen-1
  10. 17. negative particle
  11. 18. Pb+2
  12. 19. CN-1
  13. 20. K+1
  14. 22. H+1
  15. 24. number of protons plus number of neutrons (2 words)
  16. 25. Ca+2
  17. 26. Li+1