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Date: Mon, 1 Oct 2001 09:35:28 +0200
To: Denny <dilys98 # - at - # mails.tsinghua.edu.cn>
From: Christoph van =?iso-8859-1?Q?W=FCllen?=  <Christoph.vanWullen $#at#$ tu-berlin.de>
Subject: Re: CCL:electron state of LaF?
Cc: chemistry%!at!%ccl.net
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>
>I know the configuration (PI)(PI) can produce 3(Sigma)^(+), 3(Sigma)^(-),

    ^^^^

>3(Delta).

...for a delta state, you have to put two electrons in a l_z=2 orbital. Two
electrons in one orbital, that makes a singlet for me. With the number of alpha
electrons exceeding the number of beta electrons by 2, you should look for the
triplets only --- 3(Sigma)^(-) ----.

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