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

using model chemistry: HSEh1PBE/6-311+G(3df,2p)

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 HSEh1PBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-188.474053
Energy at 298.15K-188.474151
HF Energy-188.474053
Nuclear repulsion energy58.596419
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 HSEh1PBE/6-311+G(3df,2p)
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 1396 1396 0.00 19.81 0.11 0.20
2 Σu 2456 2456 687.88 0.00 0.00 0.00
3 Πu 691 691 32.63 0.00 0.00 0.00
3 Πu 691 691 32.63 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 2616.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2616.0 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 HSEh1PBE/6-311+G(3df,2p)
B
0.39437

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311+G(3df,2p)

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 1.156
O3 0.000 0.000 -1.156

Atom - Atom Distances (Å)
  C1 O2 O3
C11.15601.1560
O21.15602.3119
O31.15602.3119

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 HSEh1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.096      
2 O -0.548      
3 O -0.548      


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 -14.770 0.000 0.000
y 0.000 -14.770 0.000
z 0.000 0.000 -19.236
Traceless
 xyz
x 2.233 0.000 0.000
y 0.000 2.233 0.000
z 0.000 0.000 -4.466
Polar
3z2-r2-8.932
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 1.784 0.000 0.000
y 0.000 1.784 0.000
z 0.000 0.000 3.779


<r2> (average value of r2) Å2
<r2> 31.535
(<r2>)1/2 5.616