Question

Basic Medium
1. Zn + NO3 → NH+ + Zn+2
2. ASO3-3 + MnO4 → ASO, 3 + MnO,
3. H2O2 + MnO → MnO2? + O2
4. MnO4 + F + 12 + MnO2
5. Fe2O4 + MnO4 → Fe2O3 + MnO,
​

Answer 1

Explanation:

it is the answer was five