Question

Balance the following redox reactions under the given conditions:
\[a. Fe^{2+}+MnO_{4}^{-} \rightarrow Fe^{3+}+Mn^{2+} (Acid)\]
\[b. I_{2}+IO_{3}^{-}+Cl^{-} \rightarrow ICl_{2}^{-} (Basic)\]