periodic crossword ja

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Across
  1. 1. what element has the atomic number of 8
  2. 5. number of electrons that have been lost or gained
  3. 6. when 2 nonmetals bond it is a ______ bond
  4. 7. a atom with 17 electrons an 18 neutrons
  5. 8. these elements conduct electricity well
  6. 10. a atom with 2 neutrons and 1 proton
  7. 11. when 2 metals combine it forms a ______ bond
  8. 12. nonmetals found in group 18 are _____ gases
  9. 15. particle with a neutral charge
  10. 16. when nonmetals bond with metals it has a _____ bond
  11. 18. nonmetals are ____ conductors
Down
  1. 2. we use a graph called the _____ dot diagram
  2. 3. particle with a positive charge
  3. 4. most nonmetals are _____
  4. 9. the number of protons is the ______ number
  5. 10. group 17 on the periodic table is called what
  6. 12. these elements are found right of the periodic staristep
  7. 13. a good diagram we use is the ____ diagram
  8. 14. most metals are _____
  9. 17. a atom with 6 protons and 8 neutrons