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

using model chemistry: B1B95/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 B1B95/cc-pVTZ
 hartrees
Energy at 0K-213.794885
Energy at 298.15K-213.796204
Nuclear repulsion energy67.651144
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 B1B95/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' 3095 2962 32.27      
2 A' 1918 1836 275.73      
3 A' 1370 1311 1.34      
4 A' 1106 1058 250.90      
5 A' 674 645 19.90      
6 A" 1039 995 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 4601.1 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 4403.8 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 B1B95/cc-pVTZ
ABC
3.08238 0.39539 0.35044

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.396 0.000
O2 1.142 0.125 0.000
F3 -0.965 -0.529 0.000
H4 -0.453 1.391 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.17411.33701.0931
O21.17412.20692.0365
F31.33702.20691.9871
H41.09312.03651.9871

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 122.878 O2 C1 H4 127.814
F3 C1 H4 109.307
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.300      
2 O -0.217      
3 F -0.147      
4 H 0.064      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.300 1.580 0.000 2.046
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.697 -1.100 0.000
y -1.100 -14.643 0.000
z 0.000 0.000 -15.119
Traceless
 xyz
x -3.816 -1.100 0.000
y -1.100 2.265 0.000
z 0.000 0.000 1.552
Polar
3z2-r23.103
x2-y2-4.054
xy-1.100
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.964 -0.034 0.000
y -0.034 2.240 0.000
z 0.000 0.000 1.528


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