Atoms

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Across
  1. 7. Home of electrons
  2. 8. What happens with electrons in group 5A when ions are formed
  3. 9. What happens with electrons in group 1A when ions are formed
  4. 12. Neutral subatomic particles
  5. 14. Negatively charged particle
  6. 15. Electron connoisseur
  7. 17. System where all the elements are arranged by increasing size
  8. 18. Home of protons and neutrons
  9. 21. Column
  10. 22. Electron __________
Down
  1. 1. Atomic number 17
  2. 2. Neutral atoms have an _______ number of protons and electrons.
  3. 3. 1A, 2A, 3A, etc. for example
  4. 4. Atomic number 26
  5. 5. Father of the nucleus
  6. 6. Positively charged particle
  7. 7. Negative subatomic particle
  8. 10. Charged atoms have an ________ number of electrons and protons.
  9. 11. Positive subatomic particles
  10. 13. number of protons, in other words
  11. 16. Row
  12. 19. Charged particle
  13. 20. Atomic _______; Sams (anag.)