Atoms Crossword Puzzle By Chistian B.B , Bryce Deluna, Nick Nejad

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Across
  1. 3. table with all chemical elements listed
  2. 7. a row in the periodic table
  3. 8. area where protons and neutrons reside
  4. 9. total mass in an atom
  5. 11. a charged atom
  6. 14. how easily valence electrons interact
  7. 15. electrons in the outermost energy level
Down
  1. 1. a columm in the pariodic table
  2. 2. building blocks of matter
  3. 4. negativly charged particles in an atom
  4. 5. postivly charged particles in an atom
  5. 6. area where electrons reside
  6. 10. the amount of protons in the nucleus
  7. 12. partitcles that make up an atom
  8. 13. particles with a neutural charge