The perhalic acids HClO₄, HIO₄, and HBrO₄, when arranged in the increasing order of their acid strength follow the order: A) HIO₄

Question

The perhalic acids HClO₄, HIO₄, and HBrO₄, when arranged in the increasing order of their acid strength follow the order: A) HIO₄< HClO₄ < HBrO₄.. B) HClO₄ < HBrO₄< HIO₄. C) HClO₄ < HIO₄ < HBrO₄. D) HIO₄< HClO₄ < HBrO₄. E) HIO₄ < HBrO₄< HClO₄.

Quizplus · Accepted Answer

The acid strength of perhalic acids increases with the electronegativity of the central halogen atom. Chlorine is more electronegative than bromine and iodine, making HClO₄ the strongest acid, followed by HBrO₄ and then HIO₄.

The Perhalic Acids HClO4, HIO4, and HBrO4, When Arranged in the Increasing

The Perhalic Acids HClO₄, HIO₄, and HBrO₄, When Arranged in the Increasing