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: Calculated > Energy > Optimized > Energy

All results from a given calculation for FNS (Thionitrosyl fluoride)

using model chemistry: PBE1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-552.397493
Energy at 298.15K-552.398302
HF Energy-552.397493
Nuclear repulsion energy92.539871
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBE1PBE/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1114 1071 57.62      
2 A' 763 734 297.46      
3 A' 478 460 9.03      

Unscaled Zero Point Vibrational Energy (zpe) 1177.5 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 1132.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBE1PBE/aug-cc-pVDZ
ABC
2.28519 0.22694 0.20644

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.731 0.000
S2 -0.787 -0.613 0.000
F3 1.400 0.521 0.000

Atom - Atom Distances (Å)
  N1 S2 F3
N11.55751.4152
S21.55752.4636
F31.41522.4636

picture of Thionitrosyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 N1 F3 111.849
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.137      
2 S 0.449      
3 F -0.311      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.139 -1.181 0.000 1.640
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.248 1.117 0.000
y 1.117 -23.543 0.000
z 0.000 0.000 -21.795
Traceless
 xyz
x -1.579 1.117 0.000
y 1.117 -0.521 0.000
z 0.000 0.000 2.101
Polar
3z2-r24.201
x2-y2-0.706
xy1.117
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.606 1.238 0.000
y 1.238 4.849 0.000
z 0.000 0.000 3.146


<r2> (average value of r2) Å2
<r2> 54.234
(<r2>)1/2 7.364