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All results from a given calculation for SF2 (sulfur difluoride)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-597.832379
Energy at 298.15K-597.833022
HF Energy-597.832379
Nuclear repulsion energy111.552585
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 mPW1PW91/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 815 780 67.08      
2 A1 331 316 7.14      
3 B2 792 758 128.54      

Unscaled Zero Point Vibrational Energy (zpe) 968.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 926.9 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 mPW1PW91/6-311G**
ABC
0.88459 0.29165 0.21933

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.555
F2 0.000 1.233 -0.493
F3 0.000 -1.233 -0.493

Atom - Atom Distances (Å)
  S1 F2 F3
S11.61831.6183
F21.61832.4668
F31.61832.4668

picture of sulfur difluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 S1 F3 99.309
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.646      
2 F -0.323      
3 F -0.323      


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 1.585 1.585
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.059 0.000 0.000
y 0.000 -23.366 0.000
z 0.000 0.000 -20.968
Traceless
 xyz
x -0.892 0.000 0.000
y 0.000 -1.353 0.000
z 0.000 0.000 2.245
Polar
3z2-r24.490
x2-y20.307
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.561 0.000 0.000
y 0.000 2.947 0.000
z 0.000 0.000 2.300


<r2> (average value of r2) Å2
<r2> 50.710
(<r2>)1/2 7.121