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September 2, 2015

Homework Help: Chemistry

Posted by cassie on Friday, March 22, 2013 at 8:58pm.

What is the reduction half-reaction for the following unbalanced redox equation?
Cr2O7^2 + NH4^+ Cr2O3 + N2

A.Cr2O3--> Cr2O7^2
B.Cr2O7^2 --> Cr2O3
C.NH4^+ --> N2
D.N2 --> NH4^+
I think this is D...?

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