Ch 4.3 and 5.1-3 Crossword

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Across
  1. 4. Elements that are poor conductors of heat and electric current
  2. 7. A law stating that the elements when listed in order of their atomic numbers fall into recurring groups
  3. 10. Electron that is in the highest occupied energy level of an atom
  4. 14. Unit measured as one twelfth the mass of a carbon-12 atom
  5. 15. Fixed distances of electrons from the nucleus of an atom
  6. 16. Visual model of where electrons are likely to be
  7. 18. Group of metals with two valence electrons
  8. 19. Electrons in an atom have the lowest possible energies
Down
  1. 1. Chart of every single element
  2. 2. Elements that are good conductors of electric current and heat
  3. 3. Arrangement of electrons in the orbitals of an atom
  4. 5. Region of space around the nucleus where an electron is likely to be found
  5. 6. Elements that form a bridge between the elements on the left and right sides of the table
  6. 8. Column of elements on the periodic table
  7. 9. Extremely reactive metals with one valence electron
  8. 11. Group of 4 non metals and 1 metalloid with seven valence electrons
  9. 12. Elements with properties that fall between those of metals and nonmetals
  10. 13. Group of gases on the periodic table with eight valence electrons (except helium)
  11. 17. Horizontal row of the periodic table