Periodic table trends

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Across
  1. 2. What do you look at first when trying to find the ionic radius, Who has the higher _____?
  2. 6. What trend measures an atom's ability to attract or gain electrons?
  3. 8. What is the trend that as it increases you have a lower nuclear charge?
  4. 13. What is the most reactive and the most electronegative element?
  5. 14. Does ionization energy and electronegativity increase or decrease as you move from bottom to top of the periodic table?
  6. 15. What type of elements do we ignore when looking at electronegativity?
Down
  1. 1. What trend is the energy required to remove the first electron from the outermost energy level
  2. 3. The nuclear pull from protons felt by the electrons is, what?
  3. 4. What is it called when inner electrons block outer electrons from the pull of the protons
  4. 5. What do you look at third when trying to find the ionic radius, the atom with more _____ is bigger
  5. 7. Is the effective nuclear charge high or low when there is a high pull on electrons?
  6. 9. Does atomic & ionic radius increase or decrease as you go from left to right of the periodic table?
  7. 10. What trend is how the radius of an atom changes when it becomes an ion?
  8. 11. For ionization energy, is the energy high or low when it is hard to remove an electron?
  9. 12. What do you look at second when trying to find the ionic radius, the atom with more _____ is smaller