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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-212.557658
Energy at 298.15K-212.558936
Nuclear repulsion energy65.261250
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 BLYP/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' 2998 2982 53.96      
2 A' 1756 1747 150.00      
3 A' 1384 1376 1.50      
4 A' 1036 1031 144.24      
5 A' 627 623 13.59      
6 A" 1022 1016 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 4411.3 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 4387.0 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 BLYP/3-21G
ABC
2.91670 0.36564 0.32491

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.414 0.000
O2 1.184 0.145 0.000
F3 -0.999 -0.561 0.000
H4 -0.474 1.407 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.21371.39591.1005
O21.21372.29422.0834
F31.39592.29422.0366
H41.10052.08342.0366

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 122.926 O2 C1 H4 128.322
F3 C1 H4 108.752
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.396      
2 O -0.364      
3 F -0.217      
4 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.147 1.423 0.000 1.828
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.524 -0.999 0.000
y -0.999 -14.582 0.000
z 0.000 0.000 -14.913
Traceless
 xyz
x -3.776 -0.999 0.000
y -0.999 2.136 0.000
z 0.000 0.000 1.640
Polar
3z2-r23.280
x2-y2-3.941
xy-0.999
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.515 0.011 0.000
y 0.011 1.716 0.000
z 0.000 0.000 0.828


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