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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-113.245099
Energy at 298.15K-113.244959
HF Energy-113.245099
Nuclear repulsion energy26.238943
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 HF/daug-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' 3925 3551 86.75 117.05 0.25 0.40
2 A' 1491 1349 166.40 3.01 0.60 0.75
3 A' 1275 1153 124.09 4.26 0.39 0.56

Unscaled Zero Point Vibrational Energy (zpe) 3345.6 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 3026.5 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 HF/daug-cc-pVTZ
ABC
24.58508 1.42321 1.34533

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.058 0.784 0.000
O2 0.058 -0.480 0.000
H3 -0.815 -0.862 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.26431.8629
O21.26430.9525
H31.86290.9525

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.362      
2 O -0.059      
3 H 0.421      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.621 -2.039 0.000 2.605
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.077 1.720 0.000
y 1.720 -13.545 0.000
z 0.000 0.000 -11.244
Traceless
 xyz
x 1.318 1.720 0.000
y 1.720 -2.385 0.000
z 0.000 0.000 1.067
Polar
3z2-r22.134
x2-y22.468
xy1.720
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.571 0.180 0.000
y 0.180 2.755 0.000
z 0.000 0.000 2.121


<r2> (average value of r2) Å2
<r2> 14.454
(<r2>)1/2 3.802