Uzupełnij podane równania reakcji:
PbO₂ = ... + O₂
SnO + ... = ... + CO₂
MnO₂ = MnO + ...
Fe₂O₃ + CO = ... + ...
... + H₂ = Pb + ...
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PbO₂ = ..Pb. + O₂
SnO + .CO.. = ..Sn. + CO₂
2MnO₂ = 2MnO + .O₂..
Fe₂O₃ + 3CO = .2Fe.. + ..3CO₂.
..PbO₂. + 2H₂ = Pb + .2H₂O..