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

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-213.850687
Energy at 298.15K-213.851992
HF Energy-213.850687
Nuclear repulsion energy67.187809
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 TPSSh/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' 3080 2983 31.61      
2 A' 1875 1816 263.06      
3 A' 1368 1324 0.99      
4 A' 1071 1037 247.20      
5 A' 659 638 18.62      
6 A" 1026 994 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 4539.4 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 4395.5 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 TPSSh/cc-pVTZ
ABC
3.04656 0.38960 0.34543

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.400 0.000
O2 1.150 0.130 0.000
F3 -0.971 -0.537 0.000
H4 -0.462 1.392 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18121.34891.0946
O21.18122.22352.0471
F31.34892.22351.9945
H41.09462.04711.9945

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 122.867 O2 C1 H4 128.153
F3 C1 H4 108.980
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.325      
2 O -0.216      
3 F -0.153      
4 H 0.044      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.281 1.572 0.000 2.028
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.029 -0.015 0.000
y -0.015 2.284 0.000
z 0.000 0.000 1.543


<r2> (average value of r2) Å2
<r2> 35.003
(<r2>)1/2 5.916