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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: wB97X-D/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at wB97X-D/cc-pVQZ
 hartrees
Energy at 0K-113.799145
Energy at 298.15K-113.798992
HF Energy-113.799145
Nuclear repulsion energy26.074703
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 wB97X-D/cc-pVQZ
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' 3495 3495 29.14 383.22 0.31 0.47
2 A' 1430 1430 71.55 6.03 0.72 0.84
3 A' 1156 1156 104.87 23.78 0.41 0.59

Unscaled Zero Point Vibrational Energy (zpe) 3040.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3040.6 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 wB97X-D/cc-pVQZ
ABC
23.66658 1.41429 1.33454

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.059 0.786 0.000
O2 0.059 -0.480 0.000
H3 -0.831 -0.879 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.26651.8885
O21.26650.9760
H31.88850.9760

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.079      
2 O -0.191      
3 H 0.270      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.583 -2.291 0.000 2.784
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.134 1.605 0.000
y 1.605 -13.326 0.000
z 0.000 0.000 -11.289
Traceless
 xyz
x 1.174 1.605 0.000
y 1.605 -2.115 0.000
z 0.000 0.000 0.941
Polar
3z2-r21.882
x2-y22.193
xy1.605
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.445 0.314 0.000
y 0.314 3.037 0.000
z 0.000 0.000 2.008


<r2> (average value of r2) Å2
<r2> 14.510
(<r2>)1/2 3.809