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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: BLYP/aug-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 BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-113.786978
Energy at 298.15K-113.786805
HF Energy-113.786978
Nuclear repulsion energy25.577930
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/aug-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' 2864 2859 305.21 2240.82 0.35 0.52
2 A' 1289 1287 6.19 136.52 0.43 0.60
3 A' 1051 1049 53.33 387.83 0.38 0.55

Unscaled Zero Point Vibrational Energy (zpe) 2602.1 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 2597.1 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/aug-cc-pVDZ
ABC
22.60807 1.36627 1.28841

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.061 0.800 0.000
O2 0.061 -0.485 0.000
H3 -0.853 -0.918 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.28551.9461
O21.28551.0109
H31.94611.0109

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.036      
2 O -0.070      
3 H 0.107      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.469 -2.128 0.000 2.586
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.710 1.443 0.000
y 1.443 -13.701 0.000
z 0.000 0.000 -11.695
Traceless
 xyz
x 0.988 1.443 0.000
y 1.443 -1.999 0.000
z 0.000 0.000 1.011
Polar
3z2-r22.022
x2-y21.991
xy1.443
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.162 0.755 0.000
y 0.755 4.161 0.000
z 0.000 0.000 2.276


<r2> (average value of r2) Å2
<r2> 15.074
(<r2>)1/2 3.882