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Problem: If each of the following metals is submerged in an aqueous solution containing cobalt ions, which of these metals will be oxidized by the ions of cobalt?A. nickelB. tinC. ironD. copperE. silver

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We’re being asked which of the given species would be oxidized by cobalt ions.  Recall the mnemonics LEO GER.

Lose               Gain

Electron         Electrons

Oxidation       Reduction


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Problem Details

If each of the following metals is submerged in an aqueous solution containing cobalt ions, which of these metals will be oxidized by the ions of cobalt?

A. nickel
B. tin
C. iron
D. copper
E. silver

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Redox Reactions concept. If you need more Redox Reactions practice, you can also practice Redox Reactions practice problems.

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Based on our data, we think this problem is relevant for Professor Sendler's class at ASU.