The Following Reaction Occurs in Acidic Solution $\to$ C₂H₄O(aq)+ Cr³⁺(aq)
A)C₂H₅OH $\to$

question 151

Multiple Choice

The following reaction occurs in acidic solution.Identify the correct half-reaction that applies to the oxidizing agent.(Note: The equation is not balanced.) Cr₂O₇^2-(aq) + C₂H₅OH(aq) $\to$ C₂H₄O(aq) + Cr³⁺(aq)

• A)C₂H₅OH \(\to\)C₂H₄O + 2 H⁺ + 2 e^-
• B)Cr₂O₇^2- + 3 e^- \(\to\) Cr³⁺ + 7 H₂O
• C)C₂H₅OH + 2 e^-+ 2 H⁺ \(\to\)C₂H₄O + H₂O
• D)14 H⁺ + Cr₂O₇^2-\(\to\) 2 Cr³⁺ + 7 H₂O + 8 e^-
• E)14 H⁺ + Cr₂O₇^2- + 6 e^-\(\to\) 2 Cr³⁺ + 7 H₂O

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