• # question_answer The correct order of acidic strength is [Pb. PMT 1998; AFMC 1998;KCET 2000; Orissa JEE 2005] A) $HF<HCl<HBr<HI$ B) $HCl<HBr<HF<HI$ C) $HBr<HCl<HI<HF$ D) $HI<HBr<HCl<HF$

$HF<HCl<HBr<HCl$ As we go down the group bond energy decreases hence, acidic nature increases.