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

using model chemistry: BLYP/6-311G*

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 BLYP/6-311G*
 hartrees
Energy at 0K-188.626461
Energy at 298.15K-188.626490
HF Energy-188.626461
Nuclear repulsion energy57.694526
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 BLYP/6-311G*
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 1308 1305 0.00 15.28 0.20 0.33
2 Σu 2344 2338 494.22 0.00 0.00 0.00
3 Πu 630 629 23.67 0.00 0.00 0.00
3 Πu 630 629 23.67 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 2456.2 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 2450.1 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 BLYP/6-311G*
B
0.38232

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G*

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 1.174
O3 0.000 0.000 -1.174

Atom - Atom Distances (Å)
  C1 O2 O3
C11.17401.1740
O21.17402.3480
O31.17402.3480

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.431      
2 O -0.216      
3 O -0.216      


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 -14.667 0.000 0.000
y 0.000 -14.667 0.000
z 0.000 0.000 -19.051
Traceless
 xyz
x 2.192 0.000 0.000
y 0.000 2.192 0.000
z 0.000 0.000 -4.383
Polar
3z2-r2-8.767
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 1.187 0.000 0.000
y 0.000 1.187 0.000
z 0.000 0.000 3.431


<r2> (average value of r2) Å2
<r2> 32.127
(<r2>)1/2 5.668