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 SSO (Disulfur monoxide)

using model chemistry: B2PLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/TZVP
 hartrees
Energy at 0K-871.275821
Energy at 298.15K 
HF Energy-871.100796
Nuclear repulsion energy138.058208
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 B2PLYP/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1082 1033 110.12 25.69 0.44 0.61
2 A' 639 610 34.72 20.24 0.25 0.40
3 A' 363 346 10.34 10.26 0.63 0.78

Unscaled Zero Point Vibrational Energy (zpe) 1041.7 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 994.2 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 B2PLYP/TZVP
ABC
1.27908 0.16129 0.14323

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.500 0.801 0.000
S2 0.000 0.692 0.000
S3 -0.750 -1.092 0.000

Atom - Atom Distances (Å)
  O1 S2 S3
O11.50412.9406
S21.50411.9355
S32.94061.9355

picture of Disulfur monoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 S2 S3 116.948
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.319      
2 S 0.434      
3 S -0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.629 0.419 0.000 1.682
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.122 -1.133 0.002
y -1.133 -30.591 0.001
z 0.002 0.001 -29.215
Traceless
 xyz
x -5.218 -1.133 0.002
y -1.133 1.577 0.001
z 0.002 0.001 3.641
Polar
3z2-r27.282
x2-y2-4.530
xy-1.133
xz0.002
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.928 2.711 0.000
y 2.711 7.184 0.000
z 0.000 0.000 2.561


<r2> (average value of r2) Å2
<r2> 78.650
(<r2>)1/2 8.869