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JEE Main202131 Aug 2021Evening ShiftChemistryp Block Elements (Group 15, 16, 17 & 18)Actual

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

Options

  1. A1 , 4 and 3
  2. B1 , 4 and 4
  3. C2 , 3 and 4
  4. D2 , 4 and 3

Correct answer

B. 1 , 4 and 4

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