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

using model chemistry: MP2/cc-pV(D+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/cc-pV(D+d)Z
 hartrees
Energy at 0K-551.779453
Energy at 298.15K 
HF Energy-551.277320
Nuclear repulsion energy91.443756
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 MP2/cc-pV(D+d)Z
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' 1007 1007 32.91      
2 A' 714 714 182.60      
3 A' 464 464 12.10      

Unscaled Zero Point Vibrational Energy (zpe) 1092.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1092.7 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 MP2/cc-pV(D+d)Z
ABC
2.18346 0.22275 0.20213

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pV(D+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.744 0.000
S2 -0.799 -0.613 0.000
F3 1.420 0.512 0.000

Atom - Atom Distances (Å)
  N1 S2 F3
N11.57501.4385
S21.57502.4872
F31.43852.4872

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 111.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability