Lorenzo's word puzzle

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Across
  1. 2. takes shape of container
  2. 3. negative
  3. 5. makes up everything
  4. 7. very spread out
  5. 10. stays together only vibrates
Down
  1. 1. on periodic table
  2. 4. neutral
  3. 6. number total number of protons and neutrons
  4. 8. number the number of protons in the nucleus
  5. 9. positive