Svea Munson

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Across
  1. 1. The number of protons in an atom
  2. 4. A way to represent very large numbers in a clear way
  3. 5. The mass of a mole
  4. 8. The mass of an atom
  5. 11. A charged subatomic particle
  6. 13. A positively charged subatomic particle
  7. 14. Opposite of a metal
  8. 16. In group 8
  9. 18. Electrons on the outermost shell of an atom
Down
  1. 2. An element that forms a cation
  2. 3. Similar to metals and non-metals have properties of both
  3. 6. A row on the periodic table
  4. 7. In group 7
  5. 9. Transition metals
  6. 10. A negatively charged subatomic particle
  7. 12. Only 8 valence electrons in every shell expect for the inmost
  8. 15. A base unit for the amount of a substance
  9. 17. A collum on the periodic table