For which of the following pairs of species is the difference in radius the greatest? A)C and F B)K⁺ and Br^- C)Li⁺ and I^- D)Na and Mg E)O^2- and F^-

Question

Quizplus · Accepted Answer

The difference in radius is greatest between species that belong to different rows in the periodic table. In option C, Li and I belong to the first and fifth row, respectively, so the difference in radius is the greatest. The other options involve species that are either in the same row or belong to adjacent rows, so the difference in radius is relatively small.

For Which of the Following Pairs of Species Is the Difference