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return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for (Carbon disulfide)

using model chemistry: B3LYPultrafine/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-834.530430
Energy at 298.15K-834.530023
HF Energy-834.530430
Nuclear repulsion energy107.894177
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/cc-pVDZ
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 673 653 0.00 21.62 0.28 0.44
2 Σu 1563 1516 587.46 0.00 0.00 0.00
3 Πu 396 384 1.18 0.00 0.00 0.00
3 Πu 396 384 1.18 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 1513.2 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 1467.8 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/cc-pVDZ
B
0.10703

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVDZ

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 1.569
S3 0.000 0.000 -1.569

Atom - Atom Distances (Å)
  C1 S2 S3
C11.56951.5695
S21.56953.1389
S31.56953.1389

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/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.014      
2 S -0.007      
3 S -0.007      


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 -31.109 0.000 0.000
y 0.000 -31.109 0.000
z 0.000 0.000 -28.384
Traceless
 xyz
x -1.363 0.000 0.000
y 0.000 -1.363 0.000
z 0.000 0.000 2.725
Polar
3z2-r25.451
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 2.802 0.000 0.000
y 0.000 2.802 0.000
z 0.000 0.000 12.335


<r2> (average value of r2) Å2
<r2> 97.686
(<r2>)1/2 9.884