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Electrochemistry

Question

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Four successive members of the first-row transition elements are listed below with atomic numbers. Which one of them is expected to have the highest $straight E subscript straight M to the power of 3 plus end exponent divided by straight M to the power of 2 plus end exponent end subscript superscript straight o$ value?

Cr (Z =24)

Mn(Z =25)

Fe (Z = 26)

Co (Z= 27)

Solution

D.

Co (Z= 27)

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