Which substance is the oxidizing agent in this reaction? fe2o3+3co→2fe+3co2

Which substance is the oxidizing agent in this reaction?

Fe2O3+3CO?2Fe+3CO2

Which element is reduced in this reaction?

16H++2Cr2O72?+C2H5OH?4Cr3++11H2O+2CO2

Answer


Fe2O3+3CO?2Fe+3CO2
oxidising agent:Fe2O3

16H++2Cr2O72?+C2H5OH?4Cr3++11H2O+2CO2
Cr (2Cr2O72)element is reduced


Fe2O3+3CO?2Fe+3CO2
oxidising agent:Fe2O3

16H++2Cr2O72?+C2H5OH?4Cr3++11H2O+2CO2
Cr element is reduced from +6 to +3

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