Which of the following oxyacids of sulphur contain four $\mathrm{S}=0$ bonds?

Which of the following oxyacids of sulphur contain four $\mathrm{S}=0$ bonds?
  1. $\mathrm{H}_{2} \mathrm{SO}_{5}$
  2. $\mathrm{H}_{2} \mathrm{SO}_{4}$
  3. $\mathrm{H}_{2} \mathrm{~S}_{2} \mathrm{O}_{6}$
  4. $\mathrm{H}_{2} \mathrm{~S}_{2} \mathrm{O}_{4}$

Solution

$\mathrm{H}_{2} \mathrm{~S}_{2} \mathrm{O}_{6}$ $\mathrm{H}_{2} \mathrm{~S}_{2} \mathrm{O}_{6}$ oxyacids of sulphur contain four $\mathrm{S}=0$ bonds. It is shown as below:

Asked in: MHT CET 2020 (19 Oct Shift 2)

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