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Jessica Chen 2C
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Joined: Thu Jul 11, 2019 12:17 am


Postby Jessica Chen 2C » Sun Oct 27, 2019 12:41 pm

For Mn, why is an electron removed from the 4s orbital to form a +1 ion, rather than the 3d orbital?

Drew Myers 4G
Posts: 100
Joined: Sat Aug 17, 2019 12:17 am

Re: 1E.17b

Postby Drew Myers 4G » Sun Oct 27, 2019 2:05 pm

Since 4s orbitals have lower energy, they are filled first. When 3D orbitals are filled, 4s is no longer lower in energy.

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