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

using model chemistry: HF/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-43.244355
Energy at 298.15K-43.245213
HF Energy-43.244355
Nuclear repulsion energy31.874954
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 HF/CEP-31G
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' 1116 1006 123.15      
2 A' 945 852 191.50      
3 A' 483 435 2.18      

Unscaled Zero Point Vibrational Energy (zpe) 1271.8 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 1146.4 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 HF/CEP-31G
ABC
2.30158 0.21708 0.19837

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.745 0.000
S2 -0.787 -0.655 0.000
F3 1.400 0.585 0.000

Atom - Atom Distances (Å)
  N1 S2 F3
N11.60591.4086
S21.60592.5140
F31.40862.5140

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 112.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.036      
2 S 0.265      
3 F -0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.299 -1.425 0.000 1.928
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.132 0.690 0.000
y 0.690 -23.963 0.000
z 0.000 0.000 -21.160
Traceless
 xyz
x -2.570 0.690 0.000
y 0.690 -0.817 0.000
z 0.000 0.000 3.388
Polar
3z2-r26.775
x2-y2-1.169
xy0.690
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.904 2.124 0.000
y 2.124 3.923 0.000
z 0.000 0.000 1.336


<r2> (average value of r2) Å2
<r2> 39.801
(<r2>)1/2 6.309