The mineral from which potassium permagnate is manufactured – InterviewSolution

1.	The mineral from which potassium permagnate is manufactured
Answer» PYROLUSITE, `MnO_(2)` BRAUNITE, `Mn_(2)O_(3)` hausmannite, `Mn_(3)O_(4)` manganite, `Mn_(2). H_(2)O.` Answer :A

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