A \( \mathrm{Mn}^{2+}>\mathrm{Fe}^{2+}>\mathrm{Cr}^{3+} \)
B \( \mathrm{Mn}^{2+}>\mathrm{Cr}^{3+}>\mathrm{Fe}^{2+} \)
C \( \mathrm{Fe}^{2+}>\mathrm{Cr}^{3+}>\mathrm{Mn}^{2+} \)
D \( \mathrm{Cr}^{3+}>\mathrm{Mn}^{2+}>\mathrm{Fe}^{2+} \)
Correct Answer: Option A
Download our app for free and access thousands of MCQ questions with detailed solutions