电极反应Cr2O72-+14H++6e 2Cr3++7H2O ,已知该电极的标准电极电势Eө =1.23V,如果[Cr2O72-]=[Cr3+] = 1.0 mol•L-1,则当( )时,电极电势E 最大。 -题库考试答案搜索网

电极反应Cr2O72-+14H++6e 2Cr3++7H2O ,已知该电极的标准电极电势Eө =1.23V,如果[Cr2O72-]=[Cr3+] = 1.0 mol•L-1,则当( )时,电极电势E 最大。

单选题

2021-09-01 23:49

A、pH=7
B、pH=14
C、pH=1
D、pH=0

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正确答案

D

试题解析

标签：青书学堂齐齐哈尔医学院无机化学

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