Write two uses of `ClO_(2)`.

Write two uses of ClO2

Write two uses of ClO_(3) .

Write canonicals of ClO_4^-

Which one of two , ClO_(2)^(-) or ClO_(4)^(-) shows disproportionation reaction and why ?

Which one of two , ClO_(2)^(-) or ClO_(4)^(-) shows disproportionation reaction and why ?

Reaction : - 3ClO^(-) to ClO_3^(-) +2Cl^(-) occurs in following two steps (i) 2ClO^(-) rightarrow ClO_(2)^(-) +Cl^(-) ( slow step ) (ii) ClO_(2) ^(-) +ClO^(-) overset(K_(2)) to ClO_(3)^(-) +Cl^(-) ( fast step) then the rate of given reaction - ______.

(i) Why H_(2) is a stable molecule, but He_(2) is not? (ii) Write cannonicals of ClO_(4)^(-) ion.

What is the order of relative basic strength of ClO_(2)^(-),ClO_(3)^(-),ClO_(4)^(-)?