The incorrect order of acidic strength is (DCE 2009)
The incorrect order of acidic strength is (DCE 2009)
A. `HI gt HBr gt HCl`
B. `HIO_(4) gt HBrO_(4) gt HClO_(4)`
C. `HClO_(4) gt HClO_(3) gt HClO_(2)`
D. `HF gt H_(2)O gt NH_(3)`
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Correct Answer - B
The acidic strength of oxy0acids decreases downwards in a group.
The correct order of acidic strength of oxyacids of halogens is `HClO_(4) gt HBrO_(4) gt HIO_(4)`.
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