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CUET · CHEMISTRY · PYQ PAPER 2023

For the following oxo acids, choose the increasing order of their acidity :
(A) \(HCIO < HCIO_2 < HClO_4 < HClO_3\)
(B) \(HClO_4 < HCIO_2 < HClO_3 < HCIO\)
(C) \(HClO_3 < HClO_4 < HCIO_2 < HCIO\)
(D) \(HCIO < HCIO_2 < HClO_3 < HClO_4\)
Choose the correct answer from the options given below :v

  1. A (A)
  2. B (D)
  3. C (C)
  4. D (B)
Verified Solution

Answer & Solution

Correct Answer

(D) (B)

Step-by-step Solution

Detailed explanation

Acidity \(\propto\) oxidation state of Cl. Cl oxidation states: \(HClO (+1), HClO_2 (+3), HClO_3 (+5), HClO_4 (+7)\). Increasing order of acidity: \(HCIO < HCIO_2 < HClO_3 < HClO_4\).