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

using model chemistry: MP2=FULL/6-311+G(3df,2pd)

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 MP2=FULL/6-311+G(3df,2pd)
 hartrees
Energy at 0K-113.180200
Energy at 298.15K-113.178948
HF Energy-112.778834
Nuclear repulsion energy22.411171
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 MP2=FULL/6-311+G(3df,2pd)
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 2140 2140 36.49      

Unscaled Zero Point Vibrational Energy (zpe) 1070.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1070.0 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 MP2=FULL/6-311+G(3df,2pd)
B
1.91407

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311+G(3df,2pd)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.648
O2 0.000 0.000 0.486

Atom - Atom Distances (Å)
  C1 O2
C11.1334
O21.1334

picture of Carbon monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability