MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryp -Block Elements (group 15-18)Previous Year Questions

Which of the following is not a peroxyl acid? (Manipal 2012)

A.Per phosphoric acid

B.Per nitric acid

C.Persulphuric acid

D.Perchloric acid✓ Correct

Explanation

A peroxyl acid is one that contain peroxide (–O–O–) linkage. As perchloride acid (HClO4) doesn’t contain a peroxide linkage, it is not a peroxyl acid, whereas others having a peroxide linkage are peroxyl acid.

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