Write the Balanced Oxidation Half-Reaction for the Following Overall Reaction

question 15

Multiple Choice

Write the balanced oxidation half-reaction for the following overall reaction: 2 H⁺(aq) + Ca(s) → Ca²⁺(aq) + H₂(g)

• A) Ca(s) → 2e^- + Ca²⁺ (aq)
• B) 2 H⁺(aq)→ H₂(g)+ 2 e^-
• C) H₂(g)→ 2 H⁺(aq)+ 2 e^-
• D) Ca(s)+ 2 e^- → Ca²⁺(aq)
• E) 2Ca(s)→ Ca²⁺(aq)+ 2 e^-

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