Equivalent mass of KMnO4 in acidic medium, concentrated alkaline medium and dilute basic medium respectively are \(\frac{M}{5}\), M, M. Reduced products can be:
A. MnO2, MnO4–, Mn2+
B. MnO2, Mn2+, MnO42-
C. Mn2+, MnO2, MnO42-
D. Mn2+, MnO42-, MnO2
Answer:D
Equivalent mass of KMnO4 in acidic medium, concentrated alkaline medium and dilute basic medium respectively are \(\frac{M}{5}\), M, M. Reduced products can be:
A. MnO2, MnO4–, Mn2+ B. MnO2, Mn2+, MnO42- C. Mn2+, MnO2, MnO42- D. Mn2+, MnO42-, MnO2