Which of the following acids have sulphur - sulphur bond?

In which of the following oxy acid of sulphur sulphur atoms has different oxidation states

Amino acid having sulphur is

Amino acid having sulphur is

Amino acid having sulphur is

Which out of the following oxo acids of sulphur is monobasic ?

Which of the following are peroxo acids of sulphur?

Which of the following are peroxo acids of sulphur?

Which of the following oxo acid(s) of sulphur have S - S bond ?

Which of the following oxo acid(s) of sulphur have S - S bond ?

In which of the following oxy acids of sulphur the oxidation state of at least one sulphur is +5 Pyro sulphurous acid Thio sulphuric acid Dithionic acid Pyro sulphuric acid