2CO + O2-----2 CO2 PbO + H2 -----Pb + H2O Cr2O3 + 2Al ------ Al2O3+ 2Cr
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2CO + O2-----2 CO2
PbO + H2 -----Pb + H2O
Cr2O3 + 2Al ------ Al2O3+ 2Cr
2CO + O2----->2CO2
2.tlenek ołowiu(II) + wodór --> ołów + woda
PbO + H2----->Pb + H2O
3.tlenek chromu(III) + glin -->tlenek glinu + chrom
Cr2O3 + 2Al----->Al2O3+ 2Cr