chemistry

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Across
  1. 1. horizontal rows
  2. 4. consisting of a charge of negative electricity
  3. 5. negative ion
  4. 6. positive ion
  5. 8. vertical rows
  6. 9. all elements become stable by either losing, gaining,sharing electrons in order to have a full outer shell
  7. 10. a table where you can find elements
Down
  1. 2. represents the number of electrons found in each shell
  2. 3. made of protons and neutrons
  3. 7. big number