return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for PF (phosphorus monofluoride)

using model chemistry: TPSSh/6-31G*

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 TPSSh/6-31G*
 hartrees
Energy at 0K-441.136970
Energy at 298.15K-441.137300
HF Energy-441.136970
Nuclear repulsion energy44.085734
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 TPSSh/6-31G*
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 855 820 83.91      

Unscaled Zero Point Vibrational Energy (zpe) 427.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 410.0 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 TPSSh/6-31G*
B
0.54518

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.604
F2 0.000 0.000 -1.007

Atom - Atom Distances (Å)
  P1 F2
P11.6118
F21.6118

picture of phosphorus monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Δ)

Jump to S1C1
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-441.083288
Energy at 298.15K-441.083619
HF Energy-441.083288
Nuclear repulsion energy44.157319
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 TPSSh/6-31G*
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 859 824 75.48      

Unscaled Zero Point Vibrational Energy (zpe) 429.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 412.2 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 TPSSh/6-31G*
B
0.54695

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.604
F2 0.000 0.000 -1.006

Atom - Atom Distances (Å)
  P1 F2
P11.6101
F21.6101

picture of phosphorus monofluoride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.300      
2 F -0.300      


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 0.707 0.707
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.147 0.000 0.000
y 0.000 1.990 0.000
z 0.000 0.000 2.878


<r2> (average value of r2) Å2
<r2> 25.781
(<r2>)1/2 5.077