Lawrie Ryan and Roger Norris Solutions for Chapter: Periodicity, Exercise 4: Question

By looking at the elements in Period 2 of the Periodic Table and using your knowledge of Period 3 elements, predict and explain the relative sizes of the atomic radii of lithium and fluorine.

By looking at the elements in Period 2 of the Periodic Table and using your knowledge of Period 3 elements, predict and explain the relative sizes of a lithium atom and its ion, ${\mathrm{Li}}^{+}$.

By looking at the elements in Period 2 of the Periodic Table and using your knowledge of Period 3 elements, predict and explain the relative sizes of an oxygen atom and its ion, ${\mathrm{O}}^{2-}$.

By looking at the elements in Period 2 of the Periodic Table and using your knowledge of Period 3 elements, predict and explain the relative sizes of a nitride ion ${\mathrm{N}}^{3-}$, and a fluoride ion, ${\mathrm{F}}^{-}$.