What is being reduced in the reaction Cr₂O₇²⁻(aq) + NO₂⁻(aq) → Cr³⁺(aq) + NO₃⁻(aq)?
Lagos State University CHM101 2024 past question
- Cr₂O₇²⁻
- NO₂⁻
- Cr³⁺
- NO₃⁻
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