Complete the following table:
$$\begin{array}{|l|c|c|c|c|}\hline \text { Name } & \begin{array}{c}\text { Atomic } \\\text { Symbol }\end{array} & \begin{array}{c}\text { Number of } \\\text { Protons }\end{array} & \begin{array}{c}\text { Number of } \\\text { Neutrons }\end{array} & \begin{array}{c}\text { Number of } \\\text { Electrons }\end{array} \\ \hline \text { Potassium } & & & 22 & \\ \hline & ^{51}_{23}\mathrm{V} & & & \\ \hline & & 48 &64 & \\ \hline \text { Barium } & & &82 & \\\hline\end{array}$$