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

using model chemistry: B1B95/STO-3G

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/STO-3G
 hartrees
Energy at 0K-210.745312
Energy at 298.15K-210.746518
Nuclear repulsion energy65.043340
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/STO-3G
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' 3208 2833 15.34      
2 A' 1905 1682 70.91      
3 A' 1441 1272 4.49      
4 A' 1213 1071 60.37      
5 A' 626 553 15.87      
6 A" 946 835 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 4669.1 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 4122.8 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/STO-3G
ABC
2.84807 0.36628 0.32454

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.409 0.000
O2 1.197 0.086 0.000
F3 -1.019 -0.511 0.000
H4 -0.411 1.458 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.24011.37201.1274
O21.24012.29482.1147
F31.37202.29482.0602
H41.12742.11472.0602

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 122.855 O2 C1 H4 126.491
F3 C1 H4 110.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.168      
2 O -0.182      
3 F -0.063      
4 H 0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.123 0.816 0.000 1.388
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.318 -0.518 0.000
y -0.518 -13.386 0.000
z 0.000 0.000 -13.505
Traceless
 xyz
x -2.873 -0.518 0.000
y -0.518 1.526 0.000
z 0.000 0.000 1.347
Polar
3z2-r22.694
x2-y2-2.932
xy-0.518
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.760 0.021 0.000
y 0.021 1.044 0.000
z 0.000 0.000 0.390


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