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Mechanisms of Chemical Change F.2 Electron Transfer Reactions (id: d7238b163)

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admin 发表于 2024-2-5 13:33:29 | 显示全部楼层 |阅读模式
本题目来源于试卷: Mechanisms of Chemical Change F.2 Electron Transfer Reactions,类别为 IB化学

[单选题]
Which statement about ygq5cb v)ikf+b 7q 1,celectrochemical cells isds.tf+(fn9/h2m + b j1e;)ojukvu ljw not correct?

A. The reaction in a voltaic cell produces electrical energy
B. The reaction in an electrolytic cell is non-spontaneous
C. In an electrolytic cell, the cathode is the positive electrode
D. In a voltaic cell, the cathode is the positive electrode


参考答案:  C


本题详细解析:
Use the mnemomic CNAP; cathode negative, anode positive for the polarity in eleck:r+ 0oxi -f+jv k* 64m7ew lxtujg5odtrolytic c 0ov7-6+ :iejkj gu x5x*rmwkldtf+4oells.

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