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

using model chemistry: LSDA/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVDZ
 hartrees
Energy at 0K-212.732722
Energy at 298.15K-212.734019
Nuclear repulsion energy67.218516
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 LSDA/cc-pVDZ
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' 2985 2952 36.52      
2 A' 1898 1877 240.26      
3 A' 1295 1280 2.38      
4 A' 1105 1093 215.67      
5 A' 657 650 18.31      
6 A" 990 979 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 4465.0 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 4415.9 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 LSDA/cc-pVDZ
ABC
3.01430 0.39180 0.34674

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.396 0.000
O2 1.151 0.115 0.000
F3 -0.972 -0.524 0.000
H4 -0.462 1.415 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18511.33871.1184
O21.18512.21752.0716
F31.33872.21752.0050
H41.11842.07162.0050

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 122.846 O2 C1 H4 128.110
F3 C1 H4 109.044
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.157      
2 O -0.118      
3 F -0.102      
4 H 0.063      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.231 1.373 0.000 1.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.208 -0.918 0.000
y -0.918 -14.569 0.000
z 0.000 0.000 -15.064
Traceless
 xyz
x -3.392 -0.918 0.000
y -0.918 2.067 0.000
z 0.000 0.000 1.325
Polar
3z2-r22.649
x2-y2-3.639
xy-0.918
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.710 -0.076 0.000
y -0.076 2.029 0.000
z 0.000 0.000 1.204


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