chemistry

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Across
  1. 3. where electrons are located
  2. 5. do from left to right on the periodic table
  3. 9. can be pulled in a wire
  4. 13. can hold 18 electrons
  5. 15. can be bet ot hammered into a sheet
  6. 18. has a neutral charge
Down
  1. 1. has a positive charge
  2. 2. electricty passes through
  3. 4. has a negitive charge
  4. 6. electricty and heat dont pass through
  5. 7. 1 type of atom,know as a pure substance
  6. 8. shiny
  7. 9. not shiny
  8. 10. can only hold 2 electrons
  9. 11. found on the left side of the periodic table
  10. 12. can only hold 8 electrons
  11. 14. in the center of a atom
  12. 16. shatters easily
  13. 17. smallest part of an element