Which substance serves as reducing agents in the following reaction? 14H + + Cr 2 O 7 2–…

Chemistry · JEE Main · NTA Exams — Redox Reactions and Electrochemistry

Which substance serves as reducing agents in the following reaction?
14H⁺ + Cr₂O₇^2– + 3Ni 2Cr³⁺ + 7 H₂O + 3Ni²⁺

1. H₂O
2. Ni
3. H⁺
4. Cr₂O₇^2–

Answer

(B) Ni

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