The Electron Configuration: Ions Video Lessons

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Problem: What is the electron configuration of  Cr2+?

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You can determine the ground-state electron configuration of Chromium ion (Cr2+by referring to the periodic table and locating the position of Cr in the periodic table.

Ground-state means that the element is in its lowest energy form (not in an excited state). Cr has a charge which means that electrons are removed or added in the atom.


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What is the electron configuration of  Cr2+?

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