Manganese $(VI)$ has the ability to disproportionate in an acidic solution. The difference in oxidation states of the two ions it forms in an acidic solution is $...... .$

Which one of the following is an example of a disproportionation reaction?

Which of the following species do not show disproportionation reaction and why?
$ClO^{-}, ClO_{2}^{-}, ClO_{3}^{-}$ and $ClO_{4}^{-}$
Also write the reaction for each of the species that disproportionates.

$Cu^{+}$ ion is not stable in aqueous solution due to:

$3NaClO \xrightarrow{\Delta} NaClO_3 + 2NaCl$
Which of the following is true for the given reaction?

Fluorine reacts with ice and results in the change: $H_2O_{(s)} + F_{2(g)} \to HF_{(g)} + HOF_{(g)}$. Justify that this reaction is a redox reaction.