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Fusing MnO2 with KOH and an oxidant first gives which dark green product?
AMn2O7
BMnSO4
CKMnO4
DK2MnO4
Answer & Solution
Correct answer: D. K2MnO4
Alkaline oxidative fusion of MnO2 yields dark green potassium manganate, which later disproportionates to permanganate.
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