Chemistry Final Crossword Review

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Across
  1. 3. small matter ball
  2. 4. electric
  3. 6. atoms together
  4. 7. same as atomic number
  5. 9. different then proton
  6. 10. everything with mixture and elements
Down
  1. 1. together or something combined
  2. 2. periodic table
  3. 5. 2 or more atoms
  4. 8. plus one or minus one