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大学无机化学第十章试题及答案 - 百度文库

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  • 2025/5/6 5:24:12

E?(Co3?/Co2?)>E?(O2/H2O)

Co3+ˮ

4Co3++2H2O=4Co2+O2+4H+

E[Co(NH3)6/Co(NH3)6?3?2?[Co3?]]?E(Co/Co)?0.059lg[Co2?]?3?2??E?(Co3?/Co2?)?0.059lgK[Co(NH3)6]K[Co(NH3)6]?2??2?1.38?105?1.81?0.059lg?0.04V351.58?10[NH3]?1.0mol?dm?3[OH?]?1.0?1.8?10?5?4.24?10?3mol?dm?3O2?4H2O?4e??4OH?0.059p(O2)/p?0.0591E(O2/OH)?E(O2/OH)?lg?0.401?lg?0.45V?4?3444[OH](4.24?10)???

E?[Co(NH3)6/Co(NH3)6]

CoNH363+ˮ

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E?(Co3?/Co2?)>E?(O2/H2O) Co3+ˮ 4Co3++2H2O=4Co2+O2+4H+E[Co(NH3)6/Co(NH3)6?3?2?[Co3?]]?E(Co/Co)?0.059lg[Co2?]?3?2??E?(Co3?/Co2?)?0.059lgK[Co(NH3)6]K[Co(NH3)6]?2??2?1.38?105?1.81?0.059lg?0.04V351.58?10[NH3]?1.0mol?dm?3[OH?]?1.0?1.8?10?5?4.24?10?3mol?dm?3O2?4H2O?4e??4OH?0.059p(O2)/p?0.0591E(O2/OH)?E(O2/OH)?lg?0.401?lg?0.45V?4?3444[OH](4.24?10)??? E?[Co(

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