Structure Data of Free Polyatomic Molecules
274
MW
C2H4OXe
r0
Rcm
Å
3.85(11)
Oxirane – xenon (1/1)
(weakly bound complex)
Cs
(effective symmetry class)
(large-amplitude motion)
θ0
deg
a
Xe...cm...O ) 70.9(4)
The authors also reported the so-called re structural
parameters, namely those at the bottom of the
intermolecular potential, estimated by assuming a
model for van der Waals modes: Rcm = 3.82 Å and
Xe…cm…O = 74.6º.
a
) cm denotes the center of mass of the oxirane molecule.
Velino, B., Favero, P.G., Caminati, W.: J. Chem. Phys. 117 (2002) 5688.
Landolt-Börnstein
New Series II/28B
O . Xe