Chapter 3, Problem 17E

Determine the number of protons and electrons in each of the following ions:

$\begin{array}{l}\text{a}{\text{. K}}^{\text{+}}\hfill \\ \text{b}{\text{. F}}^{\text{-}}\hfill \\ \text{c}{\text{. N}}^{\text{3-}}\hfill \\ \text{d}{\text{. Al}}^{\text{3+}}\hfill \end{array}$