Atomic Structure review

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Across
  1. 8. The size of an atom is called atomic ______
  2. 9. The energy level farthest from the nucleus WITH electrons in it is called the ________ energy level.
  3. 10. ___________ attract
Down
  1. 1. The subatomic particle with a -1 charge
  2. 2. The subatomic particle with no charge (0)
  3. 3. Smallest unit of matter that cannot be broken down any further
  4. 4. Going across the period (a row on the periodic table)
  5. 5. Going up and down the periodic table (a column on the periodic table)
  6. 6. The subatomic particle with a +1 charge
  7. 7. The part of the atom when the neutrons and protons are located. Has an overall positive charge