How Does Connecting a Metal Like Iron with a Wire

question 92

Multiple Choice

How does connecting a metal like iron with a wire to a metal that is easier to oxidize like zinc help prevent corrosion of the iron?

• A)The other metal is oxidized instead and the electrons travel to the iron,keeping it from oxidizing.
• B)The other metal absorbs the electrons from the iron,which keeps the iron from undergoing oxidation.
• C)The wire is acting as an oxidant and keeps the two metals from undergoing other chemical reactions.
• D)There is no salt-bridge,so there is no reaction between the two metals.
• E)The other metal is oxidized and adsorbs all the oxidant,keeping it away from the iron.

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