Homework Help: Chemistry

Posted by David on Monday, November 29, 2010 at 1:48pm.

Which of the following electron configurations is not consistent with Hund's rule?

1) 1s^2 2s^2 2p^2 3s^1
2) 1s^2 2s^2 2p^6 3s^2 3p^5
3) 1s^2 2s^2 2p^6 3s^3 3p^6
4) 1s^2 2s^2 2px^2 2py^1

Chemistry - DrBob222, Monday, November 29, 2010 at 2:43pm
Answered below.
Chemistry - Amy, Monday, November 29, 2010 at 3:54pm
I thought #3 was the answer because there is no such thing as 3S^3 right?

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