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All results from a given calculation for HFCO (formyl fluoride)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-213.770096
Energy at 298.15K-213.771413
Nuclear repulsion energy67.494751
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 B3PW91/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 A' 3084 2966 32.05      
2 A' 1907 1833 274.02      
3 A' 1368 1316 1.13      
4 A' 1094 1052 250.81      
5 A' 672 646 19.54      
6 A" 1038 998 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 4581.4 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 4405.5 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 B3PW91/cc-pVTZ
ABC
3.07370 0.39332 0.34870

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.396 0.000
O2 1.145 0.127 0.000
F3 -0.967 -0.532 0.000
H4 -0.456 1.393 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.17611.34071.0957
O21.17612.21272.0406
F31.34072.21271.9914
H41.09572.04061.9914

picture of formyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 F3 122.949 O2 C1 H4 127.818
F3 C1 H4 109.234
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.320      
2 O -0.214      
3 F -0.150      
4 H 0.045      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.316 1.574 0.000 2.052
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.724 -1.110 0.000
y -1.110 -14.650 0.000
z 0.000 0.000 -15.132
Traceless
 xyz
x -3.833 -1.110 0.000
y -1.110 2.278 0.000
z 0.000 0.000 1.555
Polar
3z2-r23.111
x2-y2-4.074
xy-1.110
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.982 -0.028 0.000
y -0.028 2.250 0.000
z 0.000 0.000 1.536


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000