1. Tardigrade
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  3. Chemistry
  4. The number of S=O bonds present in sulphurous acid, peroxodisulphuric acid and pyrosulphuric acid, respectively are:

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Q. The number of $S=O$ bonds present in sulphurous acid, peroxodisulphuric acid and pyrosulphuric acid, respectively are:

JEE MainJEE Main 2021The p-Block Elements - Part2

Solution:

Correct answer is (d) 1,4 and 4

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