Periodic Table Terms

1234567891011121314151617
Across
  1. 2. gases that are chemically VERY stable. They don't react
  2. 3. a positive ion
  3. 5. atomic ____is the distance from nucleus to outside
  4. 6. All have the same valence electron configuration
  5. 8. elements like both metals and nonmetals
  6. 11. _______ earth metals include Mg, Ca, Ba,.....
  7. 12. Another name for a period. There are 7 on the PT
  8. 13. amount of energy needed to remove an electron
  9. 15. A horizontal row on the periodic table
  10. 16. attraction for shared electrons
Down
  1. 1. these metals occupy the d sublevel block
  2. 4. metals have one valence electron...very reactive
  3. 7. a series in which the 5f sublevel is filled.
  4. 9. a negative ion
  5. 10. F,Cl,Br,I
  6. 14. A vertical column on the periodic table. Elements in these have similar properties.
  7. 17. in the f block, a series beginning with La