a) oxygen ions are reduced
b) oxygen atoms are oxidized
c) copper ions are reduced
d) copper atoms are oxidized
oxygen and copper are produced during the electrolysis of a CuO solution. Which reaction occurs at the negative electrode?
2016-06-12 8:11 am
回答 (1)
2016-06-12 11:31 am
CuO is insoluble in water, as thus there is no CuO solution.
If it is molten liquid of CuO, the copper(II) ions migrate to the negative electrode and are then reduced to copper metal at the negative electrode.
...... The answer is : (c) copper ions are reduced.
If it is molten liquid of CuO, the copper(II) ions migrate to the negative electrode and are then reduced to copper metal at the negative electrode.
...... The answer is : (c) copper ions are reduced.
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