question_answer

Which of the following oxoacid of sulphur has O - O - linkage?                                  [NEET 2020]

A) \[{{H}_{2}}S{{O}_{4}}\], sulphuric acid

B) \[{{H}_{2}}{{S}_{2}}{{O}_{8}}\], peroxodisulphuric acid

C) \[{{H}_{2}}{{S}_{2}}{{O}_{7}}\], pyrosulphuric acid

D) \[{{H}_{2}}S{{O}_{3}}\], sulphurous acid

Correct Answer: B

Solution :

[b]                    Peroxodisuphuric acid