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All results from a given calculation for PF (phosphorus monofluoride)

using model chemistry: HF/CEP-31G*

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 1Δ

State 1 (3Σ)

Jump to S2C1
Energy calculated at HF/CEP-31G*
 hartrees
Energy at 0K-30.209313
Energy at 298.15K-30.209643
Nuclear repulsion energy11.467606
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 HF/CEP-31G*
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 856 769 165.24      

Unscaled Zero Point Vibrational Energy (zpe) 428.0 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 384.4 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 HF/CEP-31G*
B
0.54881

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 -0.942
F2 0.000 0.000 0.673

Atom - Atom Distances (Å)
  P1 F2
P11.6151
F21.6151

picture of phosphorus monofluoride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.329      
2 F -0.329      


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 -1.373 1.373
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.751 0.000 0.000
y 0.000 -16.751 0.000
z 0.000 0.000 -16.611
Traceless
 xyz
x -0.070 0.000 0.000
y 0.000 -0.070 0.000
z 0.000 0.000 0.140
Polar
3z2-r20.280
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 2.095 0.000 0.000
y 0.000 2.095 0.000
z 0.000 0.000 2.750


<r2> (average value of r2) Å2
<r2> 18.041
(<r2>)1/2 4.247

State 2 (1Δ)

Jump to S1C1
Energy calculated at HF/CEP-31G*
 hartrees
Energy at 0K-30.134007
Energy at 298.15K-30.134341
Nuclear repulsion energy11.538985
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 HF/CEP-31G*
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 873 784 165.22      

Unscaled Zero Point Vibrational Energy (zpe) 436.5 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 391.9 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 HF/CEP-31G*
B
0.55566

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.602
F2 0.000 0.000 -1.003

Atom - Atom Distances (Å)
  P1 F2
P11.6051
F21.6051

picture of phosphorus monofluoride state 2 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.295      
2 F -0.295      


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 1.199 1.199
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.818 0.000 0.000
y 0.000 -13.839 0.000
z 0.000 0.000 -17.425
Traceless
 xyz
x -5.186 0.000 0.000
y 0.000 5.283 0.000
z 0.000 0.000 -0.097
Polar
3z2-r2-0.194
x2-y2-6.979
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.735 0.000 0.000
y 0.000 2.190 0.000
z 0.000 0.000 2.743


<r2> (average value of r2) Å2
<r2> 19.699
(<r2>)1/2 4.438