Pyrolusite is `MnO_(2)` used to prepare `KMnO_(4)`. Steps are, `MnO_(2)overset(I)(rarr)MnO_(4)^(2-)overset(II)(rarr)MnO_(4)^(-)` Steps I and II are respectively`:`A. fuse with KOH/air, electrolytic oxidationB. fuse with KOH/`KNO_(3)`, electrolytic oxidationC. fise with concentrated `HNO_(2)`air, electrolytic reductionD. dissolve in `H_(2)O` oxidation.

Pyrolusite is `MnO_(2)` used to prepare `KMnO_(4)`. Steps are, `MnO_(2

1.	Pyrolusite is `MnO_(2)` used to prepare `KMnO_(4)`. Steps are, `MnO_(2)overset(I)(rarr)MnO_(4)^(2-)overset(II)(rarr)MnO_(4)^(-)` Steps I and II are respectively`:`A. fuse with KOH/air, electrolytic oxidationB. fuse with KOH/`KNO_(3)`, electrolytic oxidationC. fise with concentrated `HNO_(2)`air, electrolytic reductionD. dissolve in `H_(2)O` oxidation.
Answer» Correct Answer - A::B