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II.A.1. (XV.A.)

Listing of experimental data for SeO3 (selenium trioxide)

INChI SMILES IUPAC name
InChI=1S/O3Se/c1-4(2)3 [O][Se]([O])[O]
State Conformation
1A1' D3H
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency (cm-1) Frequency Reference Intensity (km mol-1) Int. unc. Intensity Reference Comment

Calculated vibrational frequencies for SeO3 (selenium trioxide).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment

Calculated rotational constants for SeO3 (selenium trioxide).

Product of moments of inertia moments of inertia
amu3Å6   0gm3 cm6

Geometric Data
picture of selenium trioxide

Point Group C3v

Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for SeO3 (selenium trioxide).

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
O=Se 3

Connectivity
Atom 1 Atom 2
Se1 O2
Se1 O3
Se1 O4

Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
Calculated electric dipole moments for SeO3 (selenium trioxide).
Electric quadrupole moment quadrupole
Calculated electric quadrupole moments for SeO3 (selenium trioxide).

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