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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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xlr300 xlr300
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Which reaction is the correctly balanced half reaction (in acid solution) for the process below?
   Cr2O72- (aq)    Cr3+ (aq)
A) 14 H+ + Cr2O72- + 6 e-  2 Cr3+ + 7 H2O
B) 8 H+ + Cr2O7 + 3 e-  2Cr3+ + 4 H2O
C) 8 H+ + Cr2O7   2 Cr3+ + 4 H2O + 3 e-
D) 12 H+ + Cr2O72- + 3 e-   2 Cr3+ + 6 H2O

Textbook 
Introduction to Chemical Principles

Introduction to Chemical Principles


Edition: 11th
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dustyparticledustyparticle
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