Inorganic Half Equations

MnO₄⁻ + 8H⁺ + 5e⁻ → (acid soln)

Mn2+ + 4H2O

MnO₄⁻ + 2H₂O + 3e⁻ → (neutral or weakly basic soln)

MnO2 + 4OH-

MnO₄⁻ + e⁻ → (strongly basic soln)

MnO42-

Cr₂O₇²⁻ + 14H⁺ + 6e⁻ → (acid soln)

2Cr3+ + 7H2O

IO₃⁻ + 6H⁺ + 6e⁻ → (dilute acid soln)

I- + 3H2O

IO₃⁻ + 6H⁺ + 2Cl⁻ + 4e⁻ → (4 - 9M HCl; Andrew's titration)

ICl2- + 3H2O

BrO₃⁻ + 6H⁺ + 6e⁻ → (acid soln)

Br- + 3H2O

O₂ + 4H⁺ + 4e⁻ → (acid soln)

2H2O

H₂O₂ + 2H⁺ + 2e⁻ → (acid soln)

2H2O

ClO⁻ + H₂O + 2e⁻ → (alkaline soln)

Cl- + 2OH-

2S₂O₃²⁻ + I₂ →

S4O62- + 2I-

N₂H₅⁺ → (acid soln)

N2 + 5H+ + 4e-

2NH₃OH⁺ → (acid soln)

N2O + H2O + 6H+ +4e-

SO₂ + 2H₂O →(acid soln)

SO42- + 4H+ + 2e-

H₂S → (acid soln)

S + 2H+ + 2e-

C₂O₄²⁻ → (acid soln)

2CO2 + 2e-