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All results from a given calculation for HCO (Formyl radical)

using model chemistry: B3LYPultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3LYPultrafine/TZVP
 hartrees
Energy at 0K-113.898420
Energy at 298.15K 
HF Energy-113.898420
Nuclear repulsion energy26.551465
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 B3LYPultrafine/TZVP
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' 2653 2555 86.52 202.09 0.40 0.57
2 A' 1938 1867 100.22 20.35 0.53 0.69
3 A' 1112 1071 34.13 14.21 0.73 0.85

Unscaled Zero Point Vibrational Energy (zpe) 2851.3 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 2746.9 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 B3LYPultrafine/TZVP
ABC
24.05011 1.50002 1.41196

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.062 0.583 0.000
H2 -0.864 1.221 0.000
O3 0.062 -0.590 0.000

Atom - Atom Distances (Å)
  C1 H2 O3
C11.12411.1735
H21.12412.0338
O31.17352.0338

picture of Formyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 O3 124.529
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.072      
2 H 0.112      
3 O -0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.019 1.353 0.000 1.694
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.538 -1.123 0.000
y -1.123 -11.832 0.000
z 0.000 0.000 -10.939
Traceless
 xyz
x -0.153 -1.123 0.000
y -1.123 -0.593 0.000
z 0.000 0.000 0.747
Polar
3z2-r21.493
x2-y20.294
xy-1.123
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.048 -0.318 0.000
y -0.318 2.924 0.000
z 0.000 0.000 1.371


<r2> (average value of r2) Å2
<r2> 14.261
(<r2>)1/2 3.776