Decide whether each pair of elements in the table below will form an ionic compound. If they will, write the empirical formula of the compound formed in the space provided.

\begin{tabular}{|c|c|c|c|} \hline element \#1 & element \#2 & \multicolumn{1}{|c|}{Formsioniccompound?} & empiricalformulaofioniccompound \\ \hline chlorine & lithium & Y yes & no \\ \hline lithium & calcium & yes 0 no & \\ \hline magnesium & chlorine & 0 yes 0 no & \\ \hline bromine & sulfur & 0 yes no & \\ \hline \end{tabular}