2) Considering the redox potentials below: (a) Which Pu ion disproportionates? Write down the "disproportionation" reaction. (b) In a Pu* and (UO,)* aqueous solution, which reducing agent(s), given on the right-hand side, can be used for reducing Pu* to Puư* while keeping U as hexavalent [(UO2)**]? Write down the relevant redox reaction(s). (Pu*“, Pu³*) +0.982 V [(PUO2)*, Pu*] +1.170 V [(PuO2)²*, (PuO2)*]+0.916 V [(UO2)**, U**] +0.338 V (Cu²“, Cu*) +0.153 V (Cr*, Cr) + 0.403 V [(NO2), NO] +1.000 V

2) Considering the redox potentials below: (a) Which Pu ion disproportionates? Write down the "disproportionation" reaction. (b) In a Pu* and (UO,)* aqueous solution, which reducing agent(s), given on the right-hand side, can be used for reducing Pu* to Puư* while keeping U as hexavalent [(UO2)**]? Write down the relevant redox reaction(s). (Pu“, Pu³) +0.982 V [(PUO2), Pu] +1.170 V [(PuO2)², (PuO2)]+0.916 V [(UO2), U] +0.338 V (Cu²“, Cu) +0.153 V (Cr, Cr) + 0.403 V [(NO2), NO] +1.000 V

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 25P

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