Problem: The ground electron configuration of a Tc atom is [Kr] 5s2 4d5. What is the electron configuration of a Tc3+ ion?

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We are asked to provide the electron configuration of a Tc3+ ion.


(+) charge → electrons removed


We simply need to remove the highest energy electrons from [Kr] 5s2 4d5

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Problem Details

The ground electron configuration of a Tc atom is [Kr] 5s2 4d5. What is the electron configuration of a Tc3+ ion?

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

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