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

using model chemistry: B3LYP/LANL2DZ

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 B3LYP/LANL2DZ
 hartrees
Energy at 0K-58.292838
Energy at 298.15K-58.292329
HF Energy-58.292838
Nuclear repulsion energy29.746332
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 B3LYP/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σg 620 596 0.00 22.13 0.42 0.59
2 Σu 1489 1431 481.28 0.00 0.00 0.00
3 Πu 366 352 4.10 0.00 0.00 0.00
3 Πu 366 352 4.10 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1420.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 1365.0 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 B3LYP/LANL2DZ
B
0.10284

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

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 1.601
S3 0.000 0.000 -1.601

Atom - Atom Distances (Å)
  C1 S2 S3
C11.60111.6011
S21.60113.2021
S31.60113.2021

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.315      
2 S 0.157      
3 S 0.157      


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 -30.229 0.000 0.000
y 0.000 -30.229 0.000
z 0.000 0.000 -29.512
Traceless
 xyz
x -0.359 0.000 0.000
y 0.000 -0.359 0.000
z 0.000 0.000 0.717
Polar
3z2-r21.435
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 1.908 0.000 0.000
y 0.000 1.908 0.000
z 0.000 0.000 12.623


<r2> (average value of r2) Å2
<r2> 49.493
(<r2>)1/2 7.035