STANDARDChemistry-Redox Reactions
STANDARD Chemistry Identifying Reducing Agents MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which species is acting as a reducing agent in the following reaction? 14H⁺ + Cr₂O₇²⁻ + 3Ni → 2Cr³⁺ + 7H₂O + 3Ni²⁺
A
Cr₂O₇²⁻
B
Ni
C
H⁺
D
H₂O
Correct Answer
Option B
Detailed Explanation
Ni → Ni²⁺ (oxidation). Hence, Ni acts as a reducing agent.
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