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Structure Data of Free Polyatomic Molecules
43
MW
Ar2N2O
Dinitrogen monoxide – argon (1/2)
(weakly bound complex)
r0
Ar...N(i) b)
Ar...Ar
Rcm
Å a)
3.4742(30)
3.8419(30)
2.8795(20)
rz
Ar...N(i) b)
Ar...Ar
Rcm
Å a)
3.4806(30)
3.8466(30)
2.8905(20)
θ0
c
θ )
Ar...N(i)=O b)
Ar...N(i)...Ar b)
θz
c
θ )
Ar...N(i)=O b)
Ar...N(i)...Ar b)
deg a)
78.87(20)
79.55(30)
67.13(30)
Cs
(effective symmetry class)
(large-amplitude motion)
N2O · 2Ar
deg a)
82.66(20)
82.68(30)
67.09(30)
The complex was found to have a distorted tetrahedral structure with the rare gas atoms tilted
towards the O atom of the N2O subunit.
a
) Uncertainties were not estimated in the original paper.
) N(i) denotes the inner nitrogen of N2O.
c
) Angle between Rcm and the N2O axis.
b
Ngarĩ, M.S., Jäger, W.: J. Chem. Phys. 111 (1999) 3919.
Landolt-Börnstein
New Series II/28A