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: mPW1PW91/aug-cc-pVTZ

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 mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-473.408351
Energy at 298.15K 
HF Energy-473.408351
Nuclear repulsion energy45.517011
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 mPW1PW91/aug-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 1190 1140 19.78 29.00 0.28 0.44

Unscaled Zero Point Vibrational Energy (zpe) 594.8 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 569.9 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 mPW1PW91/aug-cc-pVTZ
B
0.71402

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.496
O2 0.000 0.000 -0.992

Atom - Atom Distances (Å)
  S1 O2
S11.4881
O21.4881

picture of Sulfur monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.506      
2 O -0.506      


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 1.522 1.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.552 0.000 0.000
y 0.000 -17.552 0.000
z 0.000 0.000 -18.364
Traceless
 xyz
x 0.406 0.000 0.000
y 0.000 0.406 0.000
z 0.000 0.000 -0.812
Polar
3z2-r2-1.624
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 2.926 0.000 0.000
y 0.000 2.926 0.000
z 0.000 0.000 4.387


<r2> (average value of r2) Å2
<r2> 22.942
(<r2>)1/2 4.790

State 2 (1Σ)

Jump to S1C1
Energy calculated at mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-473.359215
Energy at 298.15K 
HF Energy-473.359215
Nuclear repulsion energy45.472059
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 mPW1PW91/aug-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 1187 1137 28.24 18.05 0.42 0.59

Unscaled Zero Point Vibrational Energy (zpe) 593.2 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 568.4 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 mPW1PW91/aug-cc-pVTZ
B
0.71261

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.497
O2 0.000 0.000 -0.993

Atom - Atom Distances (Å)
  S1 O2
S11.4896
O21.4896

picture of Sulfur monoxide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.494      
2 O -0.494      


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 1.415 1.415
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.760 0.000 0.000
y 0.000 -19.753 0.000
z 0.000 0.000 -18.532
Traceless
 xyz
x 3.382 0.000 0.000
y 0.000 -2.607 0.000
z 0.000 0.000 -0.775
Polar
3z2-r2-1.551
x2-y23.993
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.718 0.000 0.000
y 0.000 3.408 0.000
z 0.000 0.000 4.282


<r2> (average value of r2) Å2
<r2> 23.086
(<r2>)1/2 4.805