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All results from a given calculation for CO2 (Carbon dioxide)

using model chemistry: CCD/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at CCD/cc-pVQZ
 hartrees
Energy at 0K-188.346949
Energy at 298.15K-188.347058
HF Energy-187.723098
Nuclear repulsion energy58.744201
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 CCD/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 1413 1413 0.00      
2 Σu 2461 2461 796.85      
3 Πu 703 703 35.94      
3 Πu 703 703 35.94      

Unscaled Zero Point Vibrational Energy (zpe) 2639.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2639.6 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 CCD/cc-pVQZ
B
0.39636

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVQZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
O2 0.000 0.000 1.153
O3 0.000 0.000 -1.153

Atom - Atom Distances (Å)
  C1 O2 O3
C11.15301.1530
O21.15302.3061
O31.15302.3061

picture of Carbon dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 O3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability