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 SCSe (Carbon sulfide selenide)

using model chemistry: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-2835.174504
Energy at 298.15K-2835.172473
HF Energy-2835.174504
Nuclear repulsion energy185.819060
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 PBE1PBE/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1531 1462 652.26      
2 Σ 549 524 0.02      
3 Π 470 449 4.87      
3 Π 470 449 4.87      

Unscaled Zero Point Vibrational Energy (zpe) 1509.5 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 1442.0 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 PBE1PBE/6-31+G**
B
0.06870

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.577
S2 0.000 0.000 -2.131
Se3 0.000 0.000 1.105

Atom - Atom Distances (Å)
  C1 S2 Se3
C11.55411.6821
S21.55413.2362
Se31.68213.2362

picture of Carbon sulfide selenide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 Se3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.026      
2 S -0.108      
3 Se 0.082      


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 0.234 0.234
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.958 0.000 0.000
y 0.000 -36.958 0.000
z 0.000 0.000 -33.375
Traceless
 xyz
x -1.792 0.000 0.000
y 0.000 -1.792 0.000
z 0.000 0.000 3.584
Polar
3z2-r27.168
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 4.365 0.000 0.000
y 0.000 4.365 0.000
z 0.000 0.000 15.319


<r2> (average value of r2) Å2
<r2> 138.523
(<r2>)1/2 11.770