GKFix MCQ Question

What happens when Potassium Dichromate reacts with an iron(II) solution in acidic medium?

• A. Cr₂O₇²⁻ is oxidized to CrO₄²⁻.
• B. Cr₂O₇²⁻ is reduced to Cr³⁺, and Fe²⁺ is oxidized to Fe³⁺.
• C. Cr₂O₇²⁻ precipitates.
• D. Fe²⁺ reduces Cr₂O₇²⁻ to metallic Cr.