Расставьте коэффициенты в уравнениях реакций и определите их тип:

1) Na2O + H2O → NaOH
2) Cu(NO3)2 + KOH → Cu(OH)2 ↓ + KNO3
3) HgCl2 + Fe → FeCl2 + Hg
4) C + H2O → CO + H2↑
5) ZnO + HNO3 → Zn(NO3)2 + H2O
6) Al + Fe3O4 → Fe + Al2O3
7) NO + O2 → NO2
8) NH4NO2 → N2 + H2O
9) Ba(OH)2 + Na3PO4 → Ba3(PO4)2 + NaOH
10) KNO3 → KNO2 + O2

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