In each row, check the box under the compound that can reasonably be expected to be more acidic in aqueous solution, e.g. have the larger Ka. \begin{tabular}{|cc|} \hline HClO & HBrO \\ & \\ \hline H2SO3 & H2TeO3 \\ & \\ \hline H2TeO3 & H2TeO4 \\ & \\ \hline & \\ \hline \end{tabular}