Q83 / 200 · NEET 2023 (All India) · Chemistry

Match List-I with List-II

List-I(Oxo acids of Sulphur) List-II(Bonds)
A Peroxodisulphuric acid I Two S-OH, Four S=O, One S-O-S
B Sulphuric acid  II Two S-OH, One S=O
C Pyrosulphuric acid  III Two S-OH, Four S=O, One S-O-O-S
D Sulphurous acid IV Two S-OH, Two S=O

 

  • Correct answer
    A
    A-III, B-IV, C-I, D-II
  • B
    A-I, B-III, C-IV, D-II
  • C
    A-III, B-IV, C-II, D-I
  • D
     A-I, B-III, C-II, D-IV

Solution

The formula for peroxodisulphuric acid is H2S2O8. It has Two S-OH, Four S=O, One S-O-O-S bonds. Sulphuric acid formula is H2SO4. It has Two S-OH, Two S=O bonds. Pyrosulphuric acid has formula H2S2O7 it has two S-OH, four S=O, One S-O-S. Sulphurous acid has formula H2S2O3 and it has two S-OH, one S=O bonds. The structures of the given compounds are given below.

Figure

Hence, the correct answer is option: 'A'.

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