原电池的负极失电子是因为负极与电解质发生反应吗
原电池的负极失电子是因为负极与电解质发生反应吗
化学人气：727 ℃时间：2020-03-20 04:23:49
优质解答
不一定,负极发生氧化反应,可能是负极和电解质发生反应,也可能是不是.例如,Zn-Cu 和硫酸组成的电池,负极是Zn和把电子给了H+,可以看做是负极和电解质发生反应.但对有些电池,如燃料电池,电极材料只是反应的场所,与电解质没有发生反应.
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