STD 12 - p -Block elements - ll — NEET STD 11 Science — Question

 $ + 7$               $ + 5$                 $ + 3$                 $ + 1$

$HCl{{O}_{4}}>$   $HCl{{O}_{3}}>$    $HCl{{O}_{2}}>$   $HClO$

As the oxidation no. of halogen increases acidic character increases.