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All results from a given calculation for CO (Carbon monoxide)

using model chemistry: HSEh1PBE/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at HSEh1PBE/CEP-31G*
 hartrees
Energy at 0K-21.582325
Energy at 298.15K-21.581072
HF Energy-21.582325
Nuclear repulsion energy11.047160
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 HSEh1PBE/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2221 2221 94.29      

Unscaled Zero Point Vibrational Energy (zpe) 1110.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1110.6 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 HSEh1PBE/CEP-31G*
B
1.86033

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.657
O2 0.000 0.000 0.493

Atom - Atom Distances (Å)
  C1 O2
C11.1496
O21.1496

picture of Carbon monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.102      
2 O 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.104 0.104
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.038 0.000 0.000
y 0.000 -10.038 0.000
z 0.000 0.000 -12.133
Traceless
 xyz
x 1.048 0.000 0.000
y 0.000 1.048 0.000
z 0.000 0.000 -2.095
Polar
3z2-r2-4.191
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.337 0.000 0.000
y 0.000 1.337 0.000
z 0.000 0.000 2.031


<r2> (average value of r2) Å2
<r2> 9.888
(<r2>)1/2 3.145