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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: HF/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 HF/6-311G*
 hartrees
Energy at 0K-113.222022
Energy at 298.15K-113.221884
HF Energy-113.222022
Nuclear repulsion energy26.220834
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/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' 3930 3554 52.85 112.04 0.33 0.49
2 A' 1500 1357 183.13 2.43 0.41 0.58
3 A' 1308 1183 114.30 7.13 0.64 0.78

Unscaled Zero Point Vibrational Energy (zpe) 3369.1 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 3047.0 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/6-311G*
ABC
24.88209 1.41894 1.34239

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.058 0.785 0.000
O2 0.058 -0.480 0.000
H3 -0.810 -0.869 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.26561.8683
O21.26560.9512
H31.86830.9512

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.026      
2 O -0.471      
3 H 0.445      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.835 -1.983 0.000 2.702
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.869 1.800 0.000
y 1.800 -13.423 0.000
z 0.000 0.000 -11.077
Traceless
 xyz
x 1.381 1.800 0.000
y 1.800 -2.450 0.000
z 0.000 0.000 1.069
Polar
3z2-r22.138
x2-y22.554
xy1.800
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.809 0.267 0.000
y 0.267 2.209 0.000
z 0.000 0.000 1.459


<r2> (average value of r2) Å2
<r2> 14.368
(<r2>)1/2 3.790