Consider the following redox half equations Cr2O72- Cr3+ Fe2+ Fe 3+ (a) Write the balanced half…

Consider the following redox half equations Cr2O72- Cr3+ Fe2+ Fe 3+ (a) Write the balanced half reactions in an acidic solution for BOTH redox couples listed above. Use “” to indicate the arrow in your answer or you can copy the arrow from above. (6 marks) (b) Identify, clearly which half reaction represents an oxidation and which half equation represents a reduction (2 marks) (c) Is Fe2+ in the half equation in (b) acting as an oxidising or reducing agent?

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