如图是电解氯化铜溶液的装置cd为石墨电极．则下列有关的判断正确的是 A．c是阴极�生氧化反应b．c是阳极有h2放出c．d是阳极有 Sketch Coloring Page

如图是电解氯化铜溶液的装置cd为石墨电极．则下列有关的判断正确的是 A．c是阴极�生氧化反应b．c是阳极有h2放出c．d是阳极有 Template

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tomski如图是电解氯化铜溶液的装置cd为石墨电极．则下列有关的判断正确的是 a．c是阴极�生氧化反应b．c是阳极有h2放出c．d是阳极有 coloring

如图是电解氯化铜溶液的装置cd为石墨电极．则下列有关的判断正确的是 A．c是阴极�生氧化反应B．c是阳极有H2放出C．d是阳极有 sketch template

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如图是电解CuCl2溶液的装置其中cd为石墨电极则下列有关判断正确的是 A．a为负极c为阴极�生氧化反应B．电子从电源的负极沿导线 sketch template

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如图装置闭合电键K时电流计A的指针将�生偏转试回答1若用此装置在铁制品上镀铜在丙装置中电极d应换成 2若丙池中的电解液为 sketch template

如图为直流电源电解稀Na2SO4水溶液的装置通电后在石墨电极a和b附�分别滴加一滴石蕊溶液下列实验现象中错误的是A．a电极附��红色b sketch template

$氯碱工业中电解饱和食盐水的原理示意图如图所示1溶液A的溶质是NaOH2电解饱和食盐水的离子方程式是2Cl 2H2O$frac sketch template$

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