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 SO (Sulfur monoxide)

using model chemistry: LSDA/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at LSDA/6-311G*
 hartrees
Energy at 0K-471.970529
Energy at 298.15K-471.970521
HF Energy-471.970529
Nuclear repulsion energy44.816571
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 LSDA/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 1107 1089 5.78      

Unscaled Zero Point Vibrational Energy (zpe) 553.6 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 544.6 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 LSDA/6-311G*
B
0.69222

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.504
O2 0.000 0.000 -1.008

Atom - Atom Distances (Å)
  S1 O2
S11.5114
O21.5114

picture of Sulfur monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.335      
2 O -0.335      


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 1.648 1.648
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.742 0.000 0.000
y 0.000 -17.742 0.000
z 0.000 0.000 -18.244
Traceless
 xyz
x 0.251 0.000 0.000
y 0.000 0.251 0.000
z 0.000 0.000 -0.502
Polar
3z2-r2-1.004
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 1.483 0.000 0.000
y 0.000 1.483 0.000
z 0.000 0.000 3.535


<r2> (average value of r2) Å2
<r2> 23.369
(<r2>)1/2 4.834

State 2 (1Σ)

Jump to S1C1
Energy calculated at LSDA/6-311G*
 hartrees
Energy at 0K-471.927892
Energy at 298.15K-471.927884
Nuclear repulsion energy44.829833
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 LSDA/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 1108 1089 11.21      

Unscaled Zero Point Vibrational Energy (zpe) 553.7 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 544.7 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 LSDA/6-311G*
B
0.69263

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.504
O2 0.000 0.000 -1.007

Atom - Atom Distances (Å)
  S1 O2
S11.5109
O21.5109

picture of Sulfur monoxide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.341      
2 O -0.341      


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 1.658 1.658
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.027 0.000 0.000
y 0.000 -15.764 0.000
z 0.000 0.000 -18.325
Traceless
 xyz
x -2.982 0.000 0.000
y 0.000 3.411 0.000
z 0.000 0.000 -0.429
Polar
3z2-r2-0.859
x2-y2-4.262
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.466 0.000 0.000
y 0.000 1.458 0.000
z 0.000 0.000 3.322


<r2> (average value of r2) Å2
<r2> 23.442
(<r2>)1/2 4.842