\begin{tabular}{|l|l|l|l|}
\hline \multicolumn{1}{|c|}{ Chemical Name } & \multicolumn{1}{|c|}{ Chemical Formula } & \multicolumn{1}{c|}{ Chemical Name } & Chemical Formula \\
\hline acetate & [tex]$C_2H_3O_2^{-}$[/tex] & nitrite & [tex]$NO_2^{-}$[/tex] \\
\hline carbonate & [tex]$CO_3^{2-}$[/tex] & ammonium & [tex]$NH_4^{+}$[/tex] \\
\hline hypocarbonite & [tex]$CO^{2-}$[/tex] & cyanide & [tex]$CN^{-}$[/tex] \\
\hline \begin{tabular}{l}
hydrogen carbonate \\
(bicarbonate)
\end{tabular} & [tex]$HCO_3^{-}$[/tex] & hydroxide & [tex]$OH^{-}$[/tex] \\
\hline chlorite & [tex]$ClO_2^{-}$[/tex] & peroxide & [tex]$O_2^{2-}$[/tex] \\
\hline hypochlorite & [tex]$ClO^{-}$[/tex] & phosphate & [tex]$PO_4^{3-}$[/tex] \\
\hline
\end{tabular}

Select the correct answer:
A. Potassium sulfate
B. Potassium nitrate
C. Potassium(II) sulfate
D. Potassium serfede