Match each redox component with its role in reaction (CuO + H2 → Cu + H2O):
A1-A, 2-B, 3-C
B1-B, 2-A, 3-C
C1-C, 2-B, 3-A
D1-A, 2-C, 3-B
Answer & Solution
Correct answer: A. 1-A, 2-B, 3-C
CuO is the oxidizing agent. H2 is the reducing agent. Both occur together in redox.
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