43. Fill in the blanks in the following table \begin{tabular}{|l|l|l|l|} \hline Cation & Anion & Formula & Name \\ \hline Mg2+ & & & Magnesium chloride \\ \hline Fe3+ & SO42 & & \\ \hline & & & Barium chloride pentahydrate \\ \hline Co2+ & PO43+ & & \\ \hline \end{tabular}