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

using model chemistry: HF/aug-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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-212.779271
Energy at 298.15K-212.780646
Nuclear repulsion energy68.359106
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/aug-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' 3310 3014 22.74      
2 A' 2050 1867 387.19      
3 A' 1483 1350 2.76      
4 A' 1190 1084 296.46      
5 A' 728 663 26.37      
6 A" 1162 1058 1.25      

Unscaled Zero Point Vibrational Energy (zpe) 4961.7 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 4518.1 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/aug-cc-pVDZ
ABC
3.11693 0.40493 0.35838

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.393 0.000
O2 1.130 0.118 0.000
F3 -0.956 -0.521 0.000
H4 -0.438 1.389 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.16271.32181.0880
O21.16272.18082.0180
F31.32182.18081.9783
H41.08802.01801.9783

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 122.618 O2 C1 H4 127.406
F3 C1 H4 109.976
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.084      
2 O -0.479      
3 F -0.493      
4 H -0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.542 1.870 0.000 2.424
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.496 -1.332 0.000
y -1.332 -14.706 0.000
z 0.000 0.000 -15.195
Traceless
 xyz
x -4.545 -1.332 0.000
y -1.332 2.639 0.000
z 0.000 0.000 1.906
Polar
3z2-r23.813
x2-y2-4.790
xy-1.332
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.976 -0.065 0.000
y -0.065 2.299 0.000
z 0.000 0.000 1.751


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