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

using model chemistry: MP3/cc-pVTZ

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 MP3/cc-pVTZ
 hartrees
Energy at 0K-188.290863
Energy at 298.15K-188.290968
HF Energy-187.708437
Nuclear repulsion energy58.705717
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 MP3/cc-pVTZ
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 1433 1354 0.00      
2 Σu 2481 2344 824.61      
3 Πu 696 658 37.23      
3 Πu 696 658 37.23      

Unscaled Zero Point Vibrational Energy (zpe) 2653.4 cm-1
Scaled (by 0.9447) Zero Point Vibrational Energy (zpe) 2506.6 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 MP3/cc-pVTZ
B
0.39584

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVTZ

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 1.154
O3 0.000 0.000 -1.154

Atom - Atom Distances (Å)
  C1 O2 O3
C11.15381.1538
O21.15382.3076
O31.15382.3076

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