\begin{tabular}{|c|c|c|c|c|c|c|} \hline lon Symbol & Mass Number & Protons & Neutrons & Electrons & Charge \\ \hline19F & 19 & & & & 1 \\ \hline & & & & & 18 & \\ \hline & & 22 & 26 & 14 & 3+ \\ \hline \end{tabular}