Week 2 Michelle Lam

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Across
  1. 2. As the number of bonds between 2 atoms increases, the bond becomes ____ and shorter.
  2. 4. Very stable electron configurations?
  3. 6. Can have multiple charges?
  4. 8. Ions made of many atoms?
  5. 10. When an element gains or loses electrons, it becomes a what?
  6. 11. The octet rule states that atoms tend to gain, lose, or share electrons until they have how many valence electrons?
  7. 12. When naming only for covalent?
  8. 13. The distance between the nuclei of 2 of the same element?
  9. 15. Going across the periodic table these rows are called?
  10. 18. Whether an element becomes a positive or negative ion depends on it number of what?
  11. 20. Positive ions are called?
  12. 21. To the left of the stairstep line are the what?
Down
  1. 1. Electrons are taken, not shared? Always happens between a metal and nonmetal?
  2. 3. The ability to attract electrons?
  3. 5. The valence-shell electron-pair repulsion.
  4. 7. The enegry required to remove an electron from an atom?
  5. 9. Above and below the stairstep lines are the what?
  6. 14. Going down a periodic table these columns are called?
  7. 16. Electrons are shared? Always happens between 2 nonmetals?
  8. 17. Negative ions are called?
  9. 19. To the right of the stairstep line are the what?