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All results from a given calculation for FNO2 (Nitryl fluoride)

using model chemistry: MP4/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-304.556259
Energy at 298.15K-304.558302
HF Energy-303.517686
Nuclear repulsion energy120.297088
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 MP4/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1276 1241        
2 A1 748 728        
3 A1 467 455        
4 B1 707 688        
5 B2 1874 1824        
6 B2 509 495        

Unscaled Zero Point Vibrational Energy (zpe) 2790.0 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 2715.2 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 MP4/aug-cc-pVTZ
ABC
0.42691 0.35568 0.19403

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.224
F2 0.000 0.000 1.325
O3 0.000 1.111 -0.647
O4 0.000 -1.111 -0.647

Atom - Atom Distances (Å)
  N1 F2 O3 O4
N11.54871.18871.1887
F21.54872.26302.2630
O31.18872.26302.2220
O41.18872.26302.2220

picture of Nitryl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 N1 O3 110.832 F2 N1 O4 110.832
O3 N1 O4 138.335
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability