Chemistry - Electrochemistry Question with Solution | TestHub
ChemistryElectrochemistryFaraday's Law of Electrolysis/Electrolytic CellsMedium2 minQB
ChemistryMediummultiple choice
Consider the electrolytic procedure for purifying copper. Suppose that a sample of copper contains the following impurities and Pb . Which of the following changes occur during this process?
Options:(select one or more)
Answer:
A, B, D
Solution:
More noble metals (Ag, Au, Pt) do not oxidize, forming anode sludge. Less noble metals (Fe, Zn, Co, Pb) oxidize and dissolve.
Stream:JEESubject:ChemistryTopic:ElectrochemistrySubtopic:Faraday's Law of Electrolysis/Electrolytic Cells
⏱ 2mℹ️ Source: QB
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