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All results from a given calculation for CaS (Calcium sulfide)

using model chemistry: B3PW91/cc-pVTZ

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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-1075.746935
Energy at 298.15K-1075.747230
HF Energy-1075.746935
Nuclear repulsion energy73.864366
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 B3PW91/cc-pVTZ
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 491 473 48.54      

Unscaled Zero Point Vibrational Energy (zpe) 245.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 236.3 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 B3PW91/cc-pVTZ
B
0.18058

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 1.019
S2 0.000 0.000 -1.274

Atom - Atom Distances (Å)
  Ca1 S2
Ca12.2925
S22.2925

picture of Calcium sulfide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 0.628      
2 S -0.628      


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 10.285 10.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.895 0.000 0.000
y 0.000 -28.895 0.000
z 0.000 0.000 -27.520
Traceless
 xyz
x -0.688 0.000 0.000
y 0.000 -0.688 0.000
z 0.000 0.000 1.375
Polar
3z2-r22.750
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 8.640 0.000 0.000
y 0.000 8.640 0.000
z 0.000 0.000 18.820


<r2> (average value of r2) Å2
<r2> 64.478
(<r2>)1/2 8.030