Rank the following in order of decreasing acid strength in aqueous solution: HBr,HOCl,HOBr,HOI.
A)HBr HClO HBrO HIO
B)HIO HBrO HClO HBr
C)HBr HIO HBrO HClO
D)HClO HBr HBrO HIO
E)HClO HBrO HBr HIO

Question

Rank the following in order of decreasing acid strength in aqueous solution: HBr,HOCl,HOBr,HOI.
A)HBr > HClO > HBrO > HIO
B)HIO > HBrO > HClO > HBr
C)HBr > HIO > HBrO > HClO
D)HClO > HBr > HBrO > HIO
E)HClO > HBrO > HBr > HIO

Quizplus · Accepted Answer

HBr is a strong acid, stronger than the oxyacids listed. Among the oxyacids, acid strength increases with the electronegativity of the central atom, making HOCl the strongest, followed by HOBr, then HOI.

Rank the Following in Order of Decreasing Acid Strength in Aqueous