General Chemistry 1: Redox Reactions

P##_4## + 6 Cl##_2## ##\longrightarrow## 4 PCl##_3##
Assign oxidation numbers for each of the atoms in the above equation.

2 MnO##_4## + 5 H##_2##O##_2## + 6 H ##^+## ##\longrightarrow## 5 O##_2## + 2 Mn##^{2+}## + 8 H##_2##O
Assign oxidation numbers for each of the atoms in the above net ionic equation. Identify which elements have been oxidized or reduced.

5 SO##_2## + MnO##_4^-## + 2 H##_2##O ##\longrightarrow## 5 SO##_4^{2-}## + 2 Mn##^{2+}## + 4 H##^+##
Assign oxidation numbers for each of the atoms in the above net ionic equation. Identify the oxidizing and reducing agents.