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: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-552.381606
Energy at 298.15K-552.382381
HF Energy-552.215298
Nuclear repulsion energy91.703278
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 B2PLYP/6-31G*
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' 1044 991 47.07      
2 A' 756 718 239.89      
3 A' 465 441 7.47      

Unscaled Zero Point Vibrational Energy (zpe) 1132.6 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 1075.0 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 B2PLYP/6-31G*
ABC
2.21438 0.22349 0.20300

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.739 0.000
S2 -0.797 -0.612 0.000
F3 1.417 0.513 0.000

Atom - Atom Distances (Å)
  N1 S2 F3
N11.56841.4351
S21.56842.4835
F31.43512.4835

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 111.482
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.006      
2 S 0.226      
3 F -0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.013 -1.140 0.000 1.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.626 1.104 0.000
y 1.104 -23.314 0.000
z 0.000 0.000 -21.385
Traceless
 xyz
x -1.276 1.104 0.000
y 1.104 -0.808 0.000
z 0.000 0.000 2.085
Polar
3z2-r24.170
x2-y2-0.312
xy1.104
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.256 1.441 0.000
y 1.441 3.591 0.000
z 0.000 0.000 1.890


<r2> (average value of r2) Å2
<r2> 54.644
(<r2>)1/2 7.392