`KMnO_4` can be prepared from`K_2MnO_4` as per the reaction:

KMnO_(4) can be prepared from K_(2)MnO_(4) as per the reaction 3MnO_(4)^(2-) + 2H_(2)O hArr 2MnO_(4)^(2-) + MnO_2 + 4OH^- The reaction can go to completion by removing OH^(-) ions by adding.

Oxygen gas can be prepared from solid KMnO_4 by

K_(2)MnO_(4) can be converted to KMnO_(4) by

K_(2)MnO_(4) can be converted into KMnO_(4) using all of the following except

In a reaction, K_2 MnO_4 is converted into KMnO_4 . The change in the oxidation number of Mn is :

(a) How will you prepare KMnO_4 from pyrolusite ore ? (b) Complete the reaction: KMnO_4 overset(Delta)(to)