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NY_sky

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在酸性介质中,Cr(VI)会与AH发生还原反应。由于AH具有更低的电位,还原反应进行得很彻底。反应速率既受扩散速率控制,也受孔道内的迁移速率控制。还原产物Cr(III)会与吸附剂发生离子交换反应。同时,Cr(III)的正电荷会促进Cr(VI)还原反应的发生。
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艾森思专利

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NY_sky: 金币+100, 翻译EPI+1, ★★★★★最佳答案 2017-02-18 23:30:43
在酸性介质中,Cr(VI)会与AH发生还原反应。由于AH具有更低的电位,还原反应进行得很彻底。反应速率既受扩散速率控制,也受孔道内的迁移速率控制。还原产物Cr(III)会与吸附剂发生离子交换反应。同时,Cr(III)的正电荷会促进Cr(VI)还原反应的发生。

In an acidic medium, Cr(VI) undergoes an reduction reaction with the AH. Since the AH has a lower electric potential, the reduction reaction is completely carried out. The reaction rate is controlled by the diffusion rates of the reactants as well as the migration rates of the reactants within the cells. The reduced product Cr(III) is ion-exchanged with the absorbent. Meanwhile, the positive charge of the Cr(III)promotes the progression of the reduction reaction of Cr(VI).
3楼2017-02-18 18:05:29
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2楼2017-02-17 17:23:40
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