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

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-212.831672
Energy at 298.15K-212.833059
HF Energy-212.831672
Nuclear repulsion energy68.802105
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 HF/TZVP
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' 3288 2988 31.30      
2 A' 2074 1885 404.44      
3 A' 1526 1387 3.92      
4 A' 1227 1115 313.41      
5 A' 749 680 29.83      
6 A" 1171 1064 3.41      

Unscaled Zero Point Vibrational Energy (zpe) 5017.3 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 4558.8 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 HF/TZVP
ABC
3.16520 0.41004 0.36301

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.388 0.000
O2 1.124 0.112 0.000
F3 -0.952 -0.512 0.000
H4 -0.428 1.383 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.15731.31021.0826
O21.15732.16752.0054
F31.31022.16751.9662
H41.08262.00541.9662

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 122.778 O2 C1 H4 127.068
F3 C1 H4 110.154
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.479      
2 O -0.343      
3 F -0.220      
4 H 0.084      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.546 1.922 0.000 2.467
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.591 -1.327 0.000
y -1.327 -14.663 0.000
z 0.000 0.000 -15.038
Traceless
 xyz
x -4.740 -1.327 0.000
y -1.327 2.651 0.000
z 0.000 0.000 2.089
Polar
3z2-r24.178
x2-y2-4.928
xy-1.327
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.732 -0.112 0.000
y -0.112 1.879 0.000
z 0.000 0.000 1.295


<r2> (average value of r2) Å2
<r2> 33.981
(<r2>)1/2 5.829