5.3 chemistry vocab

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Across
  1. 3. a positively charged ion
  2. 4. a negatively charged ion
  3. 6. atom with a net electrical charge
  4. 7. The energy change when an electron is added to a neutral gas
  5. 8. an electron in the outermost shell of an atom
Down
  1. 1. an atom's ability to attract shared electrons toward itself
  2. 2. The chemical process of an atom to become charged
  3. 4. Measurement of an atom's size
  4. 5. The minimum energy needed to remove an electron from a gas in its ground state