Hi Everyone,<br> The Cs has electron configuartion of [Xe] 6s1. So would you give me some information on how to determine if the semicore state need to be included in the valence?<br><br>Regard,<br> <br>Tram Bui<br>
<br>M.S. Materials Science & Engineering<br><a href="mailto:trambui@u.boisestate.edu" target="_blank">trambui@u.boisestate.edu</a><br><br>