Identify what is undergoing oxidation-reduction in the following reactions (some of the following reactions are half reactions so do worry about balancing the reactions):   Cr2O7−2(aq) + C2O4−2(aq) → Cr+3(aq) + CO2(g)   a.) What is undergoing oxidation and what is the change in the oxidation numbers? (ex. X[+1]→X[−3])   b.) What is undergoing reduction and what is the change in the oxidation numbers?   c.) What are the oxidizing and reducing agents?

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Identify what is undergoing oxidation-reduction in the following reactions (some of the following reactions are half reactions so do worry about balancing the reactions):

 

Cr2O7−2(aq) + C2O4−2(aq) → Cr+3(aq) + CO2(g)

 

a.) What is undergoing oxidation and what is the change in the oxidation numbers? (ex. X[+1]→X[−3])

 

b.) What is undergoing reduction and what is the change in the oxidation numbers?

 

c.) What are the oxidizing and reducing agents?

 

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