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

using model chemistry: LSDA/cc-pCVQZ

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 LSDA/cc-pCVQZ
 hartrees
Energy at 0K-187.717924
Energy at 298.15K 
HF Energy-187.717924
Nuclear repulsion energy58.368641
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 LSDA/cc-pCVQZ
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 1359 1359 0.00      
2 Σu 2430 2430 542.83      
3 Πu 656 656 24.99      
3 Πu 656 656 24.99      

Unscaled Zero Point Vibrational Energy (zpe) 2550.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2550.1 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 LSDA/cc-pCVQZ
B
0.39131

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

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 1.160
O3 0.000 0.000 -1.160

Atom - Atom Distances (Å)
  C1 O2 O3
C11.16051.1605
O21.16052.3209
O31.16052.3209

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
Charges from optimized geometry at LSDA/cc-pCVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.414      
2 O -0.207      
3 O -0.207      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.833 0.000 0.000
y 0.000 -14.833 0.000
z 0.000 0.000 -18.978
Traceless
 xyz
x 2.073 0.000 0.000
y 0.000 2.073 0.000
z 0.000 0.000 -4.145
Polar
3z2-r2-8.290
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 1.697 0.000 0.000
y 0.000 1.697 0.000
z 0.000 0.000 3.750


<r2> (average value of r2) Å2
<r2> 31.674
(<r2>)1/2 5.628