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

using model chemistry: B2PLYP=FULL/6-31G

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 B2PLYP=FULL/6-31G
 hartrees
Energy at 0K-188.298783
Energy at 298.15K-188.298701
HF Energy-188.168381
Nuclear repulsion energy56.644057
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 B2PLYP=FULL/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 1239 1239 0.00 18.60 0.22 0.36
2 Σu 2252 2252 386.95 0.00 0.00 0.00
3 Πu 546 546 21.22 0.00 0.00 0.00
3 Πu 546 546 21.22 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 2291.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2291.2 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 B2PLYP=FULL/6-31G
B
0.36853

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G

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 1.196
O3 0.000 0.000 -1.196

Atom - Atom Distances (Å)
  C1 O2 O3
C11.19581.1958
O21.19582.3916
O31.19582.3916

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