Concept
Version 10
Created by Boundless
Bond Order
![The electron configuration of dihelium](../../../../../../../../../figures.boundless-cdn.com/11734/full/300px-mo-diagram-dihelium.jpg)
The electron configuration of dihelium
If the molecule He2 were to exist, the 4s electrons would have to fully occupy both the bonding and antibonding levels, giving a bond order of zero. Dihelium does not exist.
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