On Thu, 15 May 2008, William Scott wrote:
On May 15, 2008, at 10:01 AM, Ed Pozharski wrote:1.2A (not surprisingly since this is about the length of covalent bond).A carbon-carbon single bond is about 1.55 Å.
the van der Waals radius of hydrogen is 1.2A (Eisenberg/Crothers, Pauling, 1960 ). this distance is referred to in "Sheldrick's 1.2A rule".
http://scripts.iucr.org/cgi-bin/paper?ad0198 -bryan
