Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Incorrect statement from the following is:

Describe the following about halogen family (group 17 elements):

Oxyacids and their relative oxidising ability.

The correct order of acidity of $\mathrm{HClO},\mathrm{HBrO}$ and $\mathrm{HIO}$ is

Complete the following reactions :

$$\begin{gathered} \left(\mathrm{i}\right) {\mathrm{Na}}_2\mathrm{O}+{\mathrm{H}}_2\mathrm{O}\to \\ \left(\mathrm{ii}\right) {\mathrm{Cl}}_2{\mathrm{O}}_7+{\mathrm{H}}_2\mathrm{O}\to \end{gathered}$$

Which halogen element gives Halous acid type of oxoacid?

Draw the structure of the following compound:

${{\mathrm{ClO}}_4}^{-}$

When a moist blue litmus paper is dipped in a solution of hypochlorous acid, it first turns red and then latter gets decolourised. Explain.

Arrange the following in the order of property indicated for each set, $\mathrm{HOCl}, \mathrm{HOBr},\mathrm{HOI}$- increasing acid strength.

Arrange the following in the order of property indicated for each set, $\mathrm{HOCl}, \mathrm{HOClO}, {\mathrm{HOClO}}_2, {\mathrm{HOClO}}_3$- increasing acid strength.

Explain why acidic strength of oxyacids of halogens decreases with increasing atomic numbers?

Perchloric acid is a stronger acid than sulphuric acid.

Arrange ${\mathrm{HClO}}_4, {\mathrm{HClO}}_3, {\mathrm{HClO}}_2, \mathrm{HClO}$ in order of increasing oxidizing power. Give reasons.

Arrange ${\mathrm{HClO}}_4, {\mathrm{HClO}}_3, {\mathrm{HClO}}_2, \mathrm{HClO}$ in order of decreasing acidic strength. Give reasons.

Arrange $\mathrm{HClO}, \mathrm{HBrO}$ and $\mathrm{HIO}$ in order of decreasing acidic strength giving reason.

Which products are expected from the disproportionation reaction of hypochlorous acid?

The one with maximum oxidising power is

The number of peroxide linkages in perchloric acid is

The order of acidity of oxides of chlorine
$\underset{\mathrm{I}}{{\mathrm{Cl}}_2\mathrm{O}} \underset{\mathrm{II}}{ {\mathrm{ClO}}_2} \underset{\mathrm{III}}{{\mathrm{Cl}}_2{\mathrm{O}}_6} \underset{\mathrm{IV}}{{\mathrm{Cl}}_2{\mathrm{O}}_7}$
is