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

using model chemistry: HSEh1PBE/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at HSEh1PBE/daug-cc-pVDZ
 hartrees
Energy at 0K-113.752045
Energy at 298.15K 
HF Energy-113.752045
Nuclear repulsion energy26.476979
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 HSEh1PBE/daug-cc-pVDZ
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' 2695 2695 86.03 231.35 0.37 0.54
2 A' 1952 1952 100.51 16.67 0.64 0.78
3 A' 1091 1091 38.91 6.68 0.35 0.52

Unscaled Zero Point Vibrational Energy (zpe) 2868.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2868.8 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 HSEh1PBE/daug-cc-pVDZ
ABC
23.88035 1.49162 1.40393

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.062 0.584 0.000
H2 -0.868 1.227 0.000
O3 0.062 -0.592 0.000

Atom - Atom Distances (Å)
  C1 H2 O3
C11.13021.1762
H21.13022.0426
O31.17622.0426

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 124.645
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.387      
2 H -0.121      
3 O -0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.963 1.339 0.000 1.649
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.565 -1.161 0.000
y -1.161 -11.671 0.000
z 0.000 0.000 -11.022
Traceless
 xyz
x -0.218 -1.161 0.000
y -1.161 -0.377 0.000
z 0.000 0.000 0.596
Polar
3z2-r21.191
x2-y20.106
xy-1.161
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.669 -0.195 0.000
y -0.195 3.211 0.000
z 0.000 0.000 1.967


<r2> (average value of r2) Å2
<r2> 14.296
(<r2>)1/2 3.781