Unit 2 Vocab Crossword

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Across
  1. 7. the horizontal rows of the periodic table in which all the elements have the same amount of energy levels
  2. 8. the effect where electron shells between the valence electrons and nucleus lessen the pull of the nucleus on the valence electrons
  3. 10. the 2nd group in the periodic table where the elements have two valence electrons
  4. 12. the amount of energy it takes to remove an electron from an element
  5. 13. the 18th group in the periodic table where the elements have a full valence electron shell
Down
  1. 1. how easily an element attracts new electrons
  2. 2. the 17th group in the periodic table where the elements have seven valence electrons
  3. 3. how easy it is for an element to react with other elements or compounds
  4. 4. the metals in groups 3-12 that could have different amounts of valence electrons
  5. 5. the measurement from the nucleus of an atom to its valence electrons shell
  6. 6. the electrons in the outermost electron shell of an atom
  7. 9. the 1st group in the periodic table where the elements have one valence electron
  8. 11. the vertical columns in the periodic table in which the elements all have similar properties