Fe2o3 + Co

Fe2O3 + CO −> Fe + CO2

How do you balance this equation?

The numbers are subscripts

Asked on by paadms214

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ndnordic | High School Teacher | (Level 2) Associate Educator

Posted on

You have oxygen coming from two reactants but it is only in one product. So focus on the CO + CO2.  You have 3 oxygens in the iron oxide and one in the CO, but 2 in CO2 so you need a combination of oxygen in both reactants that results in an even number.


Fe2O3 + 3 CO --> 2 Fe + 3CO2

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