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d and f BLOCK ELEMENTS
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Which of the following best describes the reaction: 3 MnO4 2– + 4 H+ → 2 MnO4 – + MnO2 + 2H2O?
A. It is a simple acid-base reaction
B. It is a redox reaction involving only oxidation
C. It is a redox reaction involving only reduction
D. It is an example of disproportionation
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