Balancing Redox Equations Using the Oxidation Number Method - Chemistry | Socratic

What is the oxidation state of each element in K2Cr2O7? | Channels for Pearson

The oxidation state of Cr in K2Cr2O7 is:

Oxidation-Reduction Reactions

Oxidation and Reduction reactions- Definition, Reactions, Examples, Balancing the oxidation and reduction reactions, Videos and FAQs

Oxidation & Reduction | Metabolism, Effects & Function