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All results from a given calculation for COH (Hydroxymethylidyne)

using model chemistry: M06-2X/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at M06-2X/STO-3G
 hartrees
Energy at 0K-112.237423
Energy at 298.15K-112.237256
HF Energy-112.237423
Nuclear repulsion energy24.959229
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 M06-2X/STO-3G
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' 3460 3460 43.51 102.53 0.31 0.48
2 A' 1471 1471 18.75 7.68 0.44 0.61
3 A' 1205 1205 84.24 9.86 0.68 0.81

Unscaled Zero Point Vibrational Energy (zpe) 3068.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3068.2 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 M06-2X/STO-3G
ABC
20.53147 1.30604 1.22793

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.064 0.818 0.000
O2 0.064 -0.502 0.000
H3 -0.891 -0.896 0.000

Atom - Atom Distances (Å)
  C1 O2 H3
C11.31991.9626
O21.31991.0334
H31.96261.0334

picture of Hydroxymethylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.006      
2 O -0.210      
3 H 0.217      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.456 -1.657 0.000 2.206
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.183 1.170 0.000
y 1.170 -11.932 0.000
z 0.000 0.000 -9.412
Traceless
 xyz
x 1.489 1.170 0.000
y 1.170 -2.634 0.000
z 0.000 0.000 1.145
Polar
3z2-r22.291
x2-y22.749
xy1.170
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.976 0.427 0.000
y 0.427 1.489 0.000
z 0.000 0.000 0.619


<r2> (average value of r2) Å2
<r2> 14.040
(<r2>)1/2 3.747