return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for Cl2CS (Thiophosgene)

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-1341.755693
Energy at 298.15K-1341.755681
HF Energy-1341.755693
Nuclear repulsion energy236.034373
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/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1336 1192 187.43      
2 A1 506 451 17.10      
3 A1 274 244 2.29      
4 B1 442 395 1.20      
5 B2 823 735 245.66      
6 B2 302 269 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1841.2 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 1643.1 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 B3LYP/STO-3G
ABC
0.10885 0.10701 0.05396

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.203
S2 0.000 0.000 1.794
Cl3 0.000 1.488 -0.880
Cl4 0.000 -1.488 -0.880

Atom - Atom Distances (Å)
  C1 S2 Cl3 Cl4
C11.59121.84041.8404
S21.59123.06033.0603
Cl31.84043.06032.9762
Cl41.84043.06032.9762

picture of Thiophosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 Cl3 126.044 S2 C1 Cl4 126.044
Cl3 C1 Cl4 107.912
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.071      
2 S 0.245      
3 Cl -0.087      
4 Cl -0.087      


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 1.897 1.897
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.132 0.000 0.000
y 0.000 -41.973 0.000
z 0.000 0.000 -38.676
Traceless
 xyz
x 2.193 0.000 0.000
y 0.000 -3.569 0.000
z 0.000 0.000 1.376
Polar
3z2-r22.752
x2-y23.841
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.825 0.000 0.000
y 0.000 4.171 0.000
z 0.000 0.000 5.565


<r2> (average value of r2) Å2
<r2> 178.099
(<r2>)1/2 13.345