Problem: Energy-level diagram for the He2+ ion.Which electrons in this diagram contribute to the stability of the He2+ ion?

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FREE Expert Solution

Recall: The bond order determines the stability of a molecule based on it's molecular orbital diagram.

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Problem Details

A diagram shows an He atom with two electrons in its 1s orbital and an He+ ion with one electron in its 1s orbital.  The higher energy antibonding MO (sigma*1s) has one electron in it, while the lower energy He2+ ion bonding orbital (sigma1s) is full (two electrons).
Energy-level diagram for the He2+ ion.

Which electrons in this diagram contribute to the stability of the He2+ ion?

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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 MO Theory: Bond Order concept. You can view video lessons to learn MO Theory: Bond Order Or if you need more MO Theory: Bond Order practice, you can also practice MO Theory: Bond Order practice problems .

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