From owner-chemistry@ccl.net Fri Jan 21 10:14:00 2011 From: "Jim Kress ccl_nospam-*-kressworks.com" To: CCL Subject: CCL: Chemistry Message-Id: <-43720-110121095723-21725-3RpsV2yi+fftzOctASjPbg_-_server.ccl.net> X-Original-From: "Jim Kress" Date: Fri, 21 Jan 2011 09:57:20 -0500 Sent to CCL by: "Jim Kress" [ccl_nospam- -kressworks.com] If you use NBO on your system, it will automatically classify all the orbitals with respect to their sigma, pi, n - bonding and antibonding (*) characteristics. Then you will automatically be able to find the information you desire, since you have the orbital numbers. http://www.chem.wisc.edu/~nbo5/ Jim