The oxidation number of Mn in the product of alkaline oxidative fusion of MnO2 is ___
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Solution
The oxidation number of Mn in the product alkaline oxidative fusion of MnO2 is 6. 2MnO2+4KOH+O2→2K2MnO4+2H2O
In K2MnO4, the oxidation state of Mn is +6