Problem: Give the complete electron configuration of cobalt, Co, the complete or abbreviated electron configuration, of Co2+, and Co3+, and predict the number of unpaired electrons in all three.

FREE Expert Solution
FREE Expert Solution

We are being asked to write the electron configuration of neutral Co, Co2+, and Co3+ and how many of unpaired electrons each has. Let’s first write the electron configuration of neutral Co atom.

Neutral element:       Atomic number = # protons = # of electrons


Neutral Cobalt (Co):

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Problem Details

Give the complete electron configuration of cobalt, Co, the complete or abbreviated electron configuration, of Co2+, and Co3+, and predict the number of unpaired electrons in all three.

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Our tutors have indicated that to solve this problem you will need to apply the Paramagnetic and Diamagnetic concept. You can view video lessons to learn Paramagnetic and Diamagnetic. Or if you need more Paramagnetic and Diamagnetic practice, you can also practice Paramagnetic and Diamagnetic practice problems.

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