Questions: Atoms, Ions and Molecules Identifying common polyatomic ions Complete the following table: Some polyatomic ions name chemical formula chlorate anion hydronium cation CN^- nitrate anion

Transcript text: S Atoms, Ions and Molecules Identifying common polyatomic ions Complete the following table: \begin{tabular}{|c|c|} \hline \multicolumn{2}{|c|}{ Some polyatomic ions } \\ \hline name & chemical formula \\ \hline chlorate anion & $\square$ \\ \hline hydronium cation & $\square$ \\ \hline$\square$ & $\mathrm{CN}^{-}$ \\ \hline nitrate anion & $\square$ \\ \hline \end{tabular}