Question

pls help me........!​

Answer 1

Answer:

1) 3MnO2 reduced

4Al oxidised

2) 4Na oxidised

3) Fe2O3 reduced

3CO oxidised

4) CuSO4 reduced

Zn oxidised

Answer 2

Answer: 1. Nothing change

2. Oxygen is reduced.

3. Oxygen oxisised.

4. Cu reduced, Zn oxidised

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