Periodic Table Trends

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Across
  1. 3. the the distance from the nucleus to the outermost electrons in a ion
  2. 5. electronegativity and ionization energy both _____ from bottom to top
  3. 6. the distance from the nucleus to the normal valance electrons
  4. 7. the balance between the pull of the protons on valence electrons and the repulsion forces from inner electrons.
  5. 10. the most electronegative element and has the strongest pull for electrons
  6. 11. the ability of an atom to attract electrons when the atom is in a compound
  7. 12. which atom is larger: Barium or Magnesium?
  8. 13. lowest ionization energy
Down
  1. 1. metallic character increases down a ____ from top to bottom
  2. 2. metallic character decreases across ____ from left to right
  3. 4. the energy required to remove an electron from an atom
  4. 8. the amount of energy released when an electron is attached to a neutral atom or molecule in the gaseous state to form a negative ion.
  5. 9. ionization energy increases from left to right because it increases _____