chemistry vocab

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Across
  1. 2. -
  2. 5. Has a positive charge in an atom
  3. 6. A different form of the same element
  4. 9. Electrons on the outermost layer
  5. 12. Identifies the number of protons in a nucleus
  6. 14. Contains no charge
  7. 15. A charged atom or molecule
  8. 16. A diagram with the element in the center and dots showing the Valence electrons
  9. 19. +
Down
  1. 1. The Area in which electrons reside
  2. 3. The center of an atom
  3. 4. How we write isotopic elements
  4. 7. Is within the electron sphere
  5. 8. N
  6. 10. smallest unit
  7. 11. The Mass of an atom
  8. 13. Is determined by both Electron and Protons
  9. 17. shows the atom as a central nucleus containing protons and neutrons with the electrons in circular orbitals at specific distances from the nucleus
  10. 18. A positively charged ion