AP Chemistry--Michalek
29
Unit 7 Atomic Structure and Periodicity
Worksheet 7.08
Name______________________________
Periodicity
Answer the following questions.
1. Restate in one or two words: “The amount of energy required to remove one electron from the valence shell of a
neutral atom.”
2. Restate in one or two words: “The tendency of an atom to hold on to its valence electrons while engaged in a
chemical bond.”
3. Restate in one or two words: “The actions of the non-valence electrons, diluting the force of the attraction between
nucleus and valence electrons.”
4. Which has greater shielding, Au or Cu? Why?
5. Which is larger, Au or Cu? Why?
6. Which has greater ionization energy, Cu or Ag? Why?
7. Which has greater shielding, Xe or Ar? Why?
8. Which is a larger ion, sulfur ion or phosphorus ion? Why?
9. Which has greater shielding, Ge or Ra? Why?