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

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-212.529863
Energy at 298.15K-212.531185
HF Energy-212.529863
Nuclear repulsion energy66.346165
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 wB97X-D/3-21G*
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' 3160 2995 38.63      
2 A' 1876 1778 186.67      
3 A' 1451 1375 2.58      
4 A' 1126 1067 173.85      
5 A' 668 633 20.41      
6 A" 1073 1017 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 4677.0 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 4432.8 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 wB97X-D/3-21G*
ABC
2.98356 0.37931 0.33653

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.403 0.000
O2 1.166 0.134 0.000
F3 -0.986 -0.542 0.000
H4 -0.451 1.396 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.19671.36611.0907
O21.19672.25602.0515
F31.36612.25602.0106
H41.09072.05152.0106

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 123.221 O2 C1 H4 127.439
F3 C1 H4 109.340
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.464      
2 O -0.415      
3 F -0.275      
4 H 0.226      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.256 1.713 0.000 2.124
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.989 -1.193 0.000
y -1.193 -14.400 0.000
z 0.000 0.000 -14.826
Traceless
 xyz
x -4.376 -1.193 0.000
y -1.193 2.507 0.000
z 0.000 0.000 1.869
Polar
3z2-r23.738
x2-y2-4.589
xy-1.193
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.388 -0.037 0.000
y -0.037 1.571 0.000
z 0.000 0.000 0.803


<r2> (average value of r2) Å2
<r2> 35.569
(<r2>)1/2 5.964