Periodic table worksheet

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Across
  1. 2. has 32 protons
  2. 6. the positive charge of the atom
  3. 7. the negative charge of the atom
  4. 8. a semiconductor
  5. 9. has more electrons then neutrons
  6. 10. number of electrons in the outer shell
  7. 13. the neutral charge of the atom
  8. 14. fills the outer shell
Down
  1. 1. solid high boiling point good conductor
  2. 3. dull brittle most are gasses
  3. 4. where the electrons are
  4. 5. charges attract
  5. 11. the amount of energy in an atom
  6. 12. like charges