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All results from a given calculation for S2 (Sulfur diatomic)

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 3Σg
2 1 yes D*H 1Σ

State 1 (3Σg)

Jump to S2C1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-796.346595
Energy at 298.15K-796.346494
HF Energy-796.346595
Nuclear repulsion energy69.862589
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 BLYP/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 668 665 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 334.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 332.3 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 BLYP/6-31G(2df,p)
B
0.28045

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.970
S2 0.000 0.000 -0.970

Atom - Atom Distances (Å)
  S1 S2
S11.9391
S21.9391

picture of Sulfur diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.000      
2 S 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.676 0.000 0.000
y 0.000 -25.676 0.000
z 0.000 0.000 -23.892
Traceless
 xyz
x -0.892 0.000 0.000
y 0.000 -0.892 0.000
z 0.000 0.000 1.784
Polar
3z2-r23.567
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 3.213 0.000 0.000
y 0.000 3.213 0.000
z 0.000 0.000 7.899


<r2> (average value of r2) Å2
<r2> 45.746
(<r2>)1/2 6.764

State 2 (1Σ)

Jump to S1C1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-796.311926
Energy at 298.15K-796.311823
Nuclear repulsion energy69.756837
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 BLYP/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 663 659 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 331.3 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 329.5 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 BLYP/6-31G(2df,p)
B
0.27961

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.971
S2 0.000 0.000 -0.971

Atom - Atom Distances (Å)
  S1 S2
S11.9420
S21.9420

picture of Sulfur diatomic state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.000      
2 S 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.428 0.000 0.000
y 0.000 -28.118 0.000
z 0.000 0.000 -23.979
Traceless
 xyz
x 2.620 0.000 0.000
y 0.000 -4.415 0.000
z 0.000 0.000 1.794
Polar
3z2-r23.588
x2-y24.690
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.070 0.000 0.000
y 0.000 3.357 0.000
z 0.000 0.000 7.494


<r2> (average value of r2) Å2
<r2> 45.895
(<r2>)1/2 6.775