Write the Chemical Equation for the Reduction of Cr₂O₃ to Chromium

question 37

Multiple Choice

Write the chemical equation for the reduction of Cr₂O₃ to chromium with silicon as the reducing agent.

• A) Si(s) + Cr₂O₃(s) → SiO₃(s) + Cr(l)
• B) Si(s) + Cr₂O₃(s) → SiO2(s) + 2 CrO(s)
• C) 3 Si(s) + 2 Cr₂O₃(s) → 3 SiO2(s) + 4 Cr(l)
• D) 3 Si(s) + Cr₂O₃(s) → 3 SiO(s) + 2 Cr(l)
• E) 4 Si(s) + Cr₂O₃(s) → SiO₃(s) + 2 CrO(s)

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