Which of the following are peroxoacids of sulphur?
(A) `H_2SO_5` and `H_2S_2O_8`
(B) `H_2SO_5` and `H_2S_2O_7`
(C) `H_2S_2O_7` and `H_2S_2O_8`
(D) `H_2S_2O_6` and `H_2S_2O_7`

Consider the following oxoacids of sulphur I. H_2SO_3 II. H_2S_2O_7 III. H_2SO_3 IV. H_2S_2O_8 V. H_2S_2O_6 VI. H_2S_2O_4 The oxoacids containing peroxy linkage are

Name the following compounds : Oxides of sulphur : (i) S_2 O (ii) S_2 O_3 (iii) SO_4 (iv) S_2 O_7 . (b) Oxyacids of sulphur : (i) H_2 SO_2 (ii) H_2 SO_3 (iii) H_2 S_2 O_4 (iv) H_2 S_2 O_2 (v) H_2 S_2 O_5 . (c) Sulphuric acid : (i) H_2 S_2 O_3 (ii) H_2 S_2 O_7 (d) Thionic acids : (i) H_2 S_2 O_6 (ii) H_2 (S)_n O_6 ( e) Peroxo acids : (i) H_2 SO_5 (ii) H_2 S_2 O_8 .

Role of SO_2 in the following reaction respectively are, (a) Fe_2(SO_4)_3 + SO_2 +2H_2O rarr 2FeSO_4 + H_2SO_4 , (b) 2H_2S + SO_2 rarr 2H_2O + 3S

Which of the following set of compounds have peroxide bonds ? 1. O_(2)F_(2) " " 2. H_(2)O_(2) " " 3. H_(2)S_(2)O_(8) " " 4. CrO_(5)

In how many of the following compounds of sulphur, there is S-S bond (only single bond not double bond between two sulphur atoms.) H_2S_2O_4, H_2S_2O_3, H_2S_2O_5, H_2S_2O_6, H_2S_2O_7, H_2S_2O_8, S_2Cl_2, "cyclic"(SO_3)_3 .

How many of these acids have S-S bonds? H_(2)S_(2)O_(3), H_(2)S_(2)O_(6), H_(2)S_(2)O_(7), H_(2)S_(2)O_(8), H_(2)SO_(5), H_(2)S_(n+2)O_(6) . (polythionic acid).

The oxidation number of sulphur in H_(2)S_(2)O_(8) is:

Balance the following chemical reactions H_(2)S+SO_(2)rarrS+H_(2)O

In which of the following, S shows an oxidation state of +6 ? H_(2)S_(2)O_(6) , SO_(2)^(2-) , SO_(3) , All of these

H_(2)underline(S_(2))O_(7)+H_(2)O to H_(2)SO_(4)