Uzupełnij podane równania reakcji: PbO₂ = ... + O₂ SnO + ... = ... + CO₂ MnO₂ = MnO + ... Fe₂O₃ + CO = ... + ... ... + H₂ = Pb + ...

[latex]PbO_2--^t^e^m^p-->Pb+O_2\ 2SnO+C-->CO_2+2Sn\ 2MnO_2-->2MnO+O_2\ Fe_2O_3+3CO-->2Fe+3CO_2\ PbO+H_2-->Pb+H_2O [/latex]

PbO₂ = ..Pb. + O₂ SnO + .CO.. = ..Sn. + CO₂ 2MnO₂ = 2MnO + .O₂.. Fe₂O₃ + 3CO = .2Fe.. + ..3CO₂. ..PbO₂. + 2H₂ = Pb + .2H₂O..