Iron Atoms Have a Greater Tendency to Oxidize Than Do

question 19

Multiple Choice

Iron atoms have a greater tendency to oxidize than do copper atoms.Is this good news or bad news for a home in which much of the plumbing consists of iron and copper pipes connected together? Explain.

• A)This is bad news,since the iron atoms will be reduced by the copper atoms.
• B)This is not a problem,since the strength of the copper will make up for the weakness of the iron.
• C)It is bad news.The iron atoms will lose electrons to the copper atoms,which will pass those electrons onto oxygen atoms that are in contact with the surface.
• D)This is not a problem since any electrons lost will be replaced by copper electrons.

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