• # question_answer Acid strength of oxy acids of chlorine follows the order [AIIMS 2000; CBSE PMT 2005] A) $HClO<HCl{{O}_{2}}<HCl{{O}_{3}}<HCl{{O}_{4}}$ B) $HCl{{O}_{4}}<HCl{{O}_{3}}<HCl{{O}_{2}}<HClO$ C) $HCl{{O}_{4}}<HCl{{O}_{3}}<HClO<HCl{{O}_{2}}$ D) None of these

$\overset{+7}{\mathop{HCl{{O}_{4}}}}\,>\overset{+5}{\mathop{HCl{{O}_{3}}}}\,>\overset{+3}{\mathop{HCl{{O}_{2}}}}\,>\overset{+1}{\mathop{HCl}}\,$