Periodic table crossword

1234567891011121314151617
Across
  1. 5. halogen with 17 protons and high electronegativity
  2. 6. has the smallest atomic radius and highest ionization energy
  3. 8. metal, +1 charge, is combined with chlorine to make salt
  4. 11. 5 valence electrons, non-metal, -3 charge, 7n
  5. 13. has the highest electronegativity
  6. 15. 4 valence electrons, mass of approximately 27 amu
  7. 16. -3 charge located in the 3rd energy level, large ionic radius
Down
  1. 1. atomic mass of 32 amu (non-metal)
  2. 2. this element has a full shell of valence electrons and has 22n
  3. 3. can be used for highspeed aircraft, has 4 protons
  4. 4. a metal, greyish type color, has 3 protons
  5. 6. has only 1 valence electron and has +1 charge
  6. 7. +2 charge, metal, 3rd energy level
  7. 9. metalloid found in foil located in the 3rd energy level
  8. 10. found on most super cars, has +4/-4 charge, is located in the 2nd energy level
  9. 12. 0 charge, is dright colors
  10. 14. used in rockets and fireworks, has 5 protons
  11. 17. -2 charge, 6 valence electrons, 8n