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All results from a given calculation for CS2 (Carbon disulfide)

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-311G*
 hartrees
Energy at 0K-834.550466
Energy at 298.15K-834.550047
HF Energy-834.550466
Nuclear repulsion energy108.530515
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 B3LYPultrafine/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 675 652 0.00 25.26 0.30 0.46
2 Σu 1555 1503 735.62 0.00 0.00 0.00
3 Πu 392 379 3.21 0.00 0.00 0.00
3 Πu 392 379 3.21 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1506.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 1456.1 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 B3LYPultrafine/6-311G*
B
0.10829

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311G*

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
S2 0.000 0.000 1.560
S3 0.000 0.000 -1.560

Atom - Atom Distances (Å)
  C1 S2 S3
C11.56031.5603
S21.56033.1205
S31.56033.1205

picture of Carbon disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 S3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.213      
2 S 0.106      
3 S 0.106      


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 -31.808 0.000 0.000
y 0.000 -31.808 0.000
z 0.000 0.000 -29.590
Traceless
 xyz
x -1.109 0.000 0.000
y 0.000 -1.109 0.000
z 0.000 0.000 2.218
Polar
3z2-r24.435
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 2.798 0.000 0.000
y 0.000 2.798 0.000
z 0.000 0.000 13.300


<r2> (average value of r2) Å2
<r2> 97.307
(<r2>)1/2 9.864