Oxoacids of Sulphur

The general formula for polythionic acid series is ${\mathrm{S}}_{\mathrm{n}}{\left({\mathrm{SO}}_3\mathrm{H}\right)}_2$, where $\mathrm{n}=3$ to $6.$ What is the value of $\mathrm{n}$ for pentathionic acid acid?

The acid, which does not contain peroxy linkage, is

The structure of sulphurous acid is:

Which of the following are peroxo acids of sulphur:-

In ${\mathrm{H}}_2{\mathrm{S}}_2{\mathrm{O}}_8$, the oxidation state of $\mathrm{S}$ is _______

Which of the following oxoacid of sulphur has $–\mathrm{O}–\mathrm{O}–$ linkage?

Name the different oxyacids of sulphur? and draw their structures.
 

Which of the following are peroxoacids of sulphur?

Which among ${\mathrm{H}}_2{\mathrm{S}}_2{\mathrm{O}}_3,{\mathrm{H}}_2{\mathrm{S}}_4{\mathrm{O}}_6,{\mathrm{H}}_2{\mathrm{SO}}_5$ and ${\mathrm{H}}_2{\mathrm{S}}_2{\mathrm{O}}_8$ are peroxy acids?

$\mathrm{Match}$ the $\mathrm{column}\mathrm{ }\mathrm{I}$ with $\mathrm{column}\mathrm{ }\mathrm{II}$ and mark the appropriate choice.

The acid in which O - O bonding is presents is

Which of the following represents the correct order of decreasing number of $S=O$ bonds?

In which pair of ions do both the species contain $\mathrm{S}-\mathrm{S}$ bond?

Which property of ${\mathrm{Na}}_2{\mathrm{S}}_2{\mathrm{O}}_3$ makes it useful in photography?

Which one of the following is not a true "Per acid"?

In which of the following molecules there is no $\mathrm{S}-\mathrm{S}$ bond$\left(\mathrm{s}\right)$?

Which of the following molecules has as $\mathrm{O}—\mathrm{O}$ bond ?

The oxidation states of S-atoms in Marshall's and Caro's acid are

Identify the correct order of increasing number of $\text{π}-$ bonds in structures of the following molecules.

$\mathrm{I}.\hspace{0.17em}{\mathrm{H}}_{\mathrm{2}}{\mathrm{S}}_{\mathrm{2}}{\mathrm{O}}_{\mathrm{6}}$    $\mathrm{II}.\hspace{0.17em}{\mathrm{H}}_{\mathrm{2}}{\mathrm{SO}}_3$    $\mathrm{III}.\hspace{0.17em}{\mathrm{H}}_{\mathrm{2}}{\mathrm{S}}_2{\mathrm{O}}_5$

When sulphur is boiled with Na₂SO₃, a compound (A) is produced. (A) with excess of AgNO₃ solution gives a compound (B) which is water soluble and produces a black coloured sulphide (C). Compounds (A), (B) and (C) will be respectively :