Write a Balanced Half Equation for the Following Couple: O₂

question 67

Multiple Choice

Write a balanced half equation for the following couple: O₂ | OH- (basic)

• A) O₂ + OH- + 4 e- → 2 H₂O
• B) O₂ + 2 H₂O + 4 e- → 4 OH-
• C) O₂ + H₂O + e- → 2 OH-
• D) O₂ + 2 H₂O → 4 OH- + 4 e-
• E) O₂ + 2 H₂O + 4 e- → 8 OH-