return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Experimental > One molecule all properties

Experimental data for FNO (Nitrosyl fluoride)

22 02 02 11 45
Other names
Nitrogen oxide fluoride; Nitrogen oxyfluoride; Nitrosyl fluoride;
INChI INChIKey SMILES IUPAC name
InChI=1S/FNO/c1-2-3 ZEIYBPGWHWECHV-UHFFFAOYSA-N O=NF Nitrosyl fluoride
State Conformation
1A' CS
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -65.00 2.00 kJ mol-1 Gurvich
Hfg(0K) enthalpy of formation -62.63 2.00 kJ mol-1 Gurvich
Entropy (298.15K) entropy 248.22   J K-1 mol-1 Gurvich
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity 10.72   kJ mol-1 Gurvich
Heat Capacity (298.15K) heat capacity 41.53   J K-1 mol-1 Gurvich
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A' 1844   Shim      
2 A' 766   Shim      
3 A' 520   Shim      

vibrational zero-point energy: 1565.0 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for FNO (Nitrosyl fluoride).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
3.17525 0.39507 0.35052 1966Herzberg

Calculated rotational constants for FNO (Nitrosyl fluoride).
Product of moments of inertia moments of inertia
10894.94amu3Å6   4.98876226975547E-116gm3 cm6
Geometric Data
picture of Nitrosyl fluoride

Point Group Cs


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
rNO 1.136   2 3 1976Hellwege(II/7)
rNF 1.512   1 2 1976Hellwege(II/7)
aONF 110.1 1 2 3 1976Hellwege(II/7)

Cartesians
Atom x (Å) y (Å) z (Å)
F1 -0.9545 -0.6093 0.0000
N2 0.0000 0.5633 0.0000
O3 1.0738 0.1926 0.0000

Atom - Atom Distances bond lengths
Distances in Å
  F1 N2 O3
F1   1.51202.1811
N2 1.5120   1.1360
O3 2.18111.1360  

Calculated geometries for FNO (Nitrosyl fluoride).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle
F1 N2 O3 110.100

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
N-O 1
N-F 1

Connectivity
Atom 1 Atom 2
F1 N2
N2 O3
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A'
30011 1 1966Herzberg

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
12.645 0.050     webbook
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A' Cs True 1.700 0.620 0.000 1.810 1951Mag:1071 MW μ0 Cs 2 3
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for FNO (Nitrosyl fluoride).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A' Cs True       Cs 2 3

Calculated electric quadrupole moments for FNO (Nitrosyl fluoride).

References
By selecting the following links, you may be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to cccbdb@nist.gov.
squib reference DOI
1951Mag:1071 DW Magnuson "Determination of the Two-Dipole Moment Components in Nitrosyl Fluoride" J. Chem. Phys. 19, 1071 (1951) 10.1063/1.1748470
1966Herzberg Herzberg, G., Electronic spectra and electronic structure of polyatomic molecules,Van Nostrand,New York, 1966  
1976Hellwege(II/7) Hellwege, KH and AM Hellwege (ed.). Landolt-Bornstein: Group II: Atomic and Molecular Physics Volume 7: Structure Data of Free Polyatomic Molecules. Springer-Verlag. Berlin. 1976.  
Gurvich Gurvich, L.V.; Veyts, I. V.; Alcock, C. B., Thermodynamic Properties of Individual Substances, Fouth Edition, Hemisphere Pub. Co., New York, 1989  
Shim Shimanouchi, T. , Tables of Molecular Vibrational Frequencies, Consolidated Volu 10.6028/NBS.NSRDS.39
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

Got a better number? Please email us at cccbdb@nist.gov


Browse
PreviousNext