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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: BLYP/6-311G*

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/6-311G*
 hartrees
Energy at 0K-113.793919
Energy at 298.15K-113.793745
HF Energy-113.793919
Nuclear repulsion energy25.727795
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/6-311G*
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' 2595 2589 534.97 1515.86 0.34 0.51
2 A' 1288 1285 19.56 96.15 0.40 0.57
3 A' 1054 1052 58.90 374.83 0.38 0.55

Unscaled Zero Point Vibrational Energy (zpe) 2468.7 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 2462.6 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 BLYP/6-311G*
ABC
22.96876 1.38571 1.30687

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.061 0.794 0.000
O2 0.061 -0.478 0.000
H3 -0.848 -0.941 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.27271.9593
O21.27271.0202
H31.95931.0202

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.062      
2 O -0.291      
3 H 0.353      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.602 -2.127 0.000 2.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.219 1.465 0.000
y 1.465 -13.240 0.000
z 0.000 0.000 -11.275
Traceless
 xyz
x 1.038 1.465 0.000
y 1.465 -1.993 0.000
z 0.000 0.000 0.955
Polar
3z2-r21.909
x2-y22.021
xy1.465
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.149 0.848 0.000
y 0.848 3.370 0.000
z 0.000 0.000 1.468


<r2> (average value of r2) Å2
<r2> 14.713
(<r2>)1/2 3.836