Multiple choice

Out of the following which is called Caros acid?

  1. H2SO5

  2. H2S2O5

  3. H2S3O5

  4. H2SO4
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A Correct answer
Explanation

Caro's acid (peroxymonosulfuric acid) has the formula H2SO5, containing a peroxide linkage (-O-O-). It is a powerful oxidizing agent used in organic synthesis and industrial processes.

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