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All results from a given calculation for PF5 (Phosphorus pentafluoride)

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-834.242487
Energy at 298.15K 
HF Energy-833.578649
Nuclear repulsion energy392.643821
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 MP2/3-21G
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' 792 756 0.00 13.08 0.00 0.01
2 A1' 735 702 0.00 2.81 0.70 0.82
3 A2" 1077 1028 257.82 0.00 0.00 0.00
4 A2" 505 482 79.50 0.00 0.00 0.00
5 E' 1097 1047 185.74 0.94 0.75 0.86
5 E' 1097 1047 185.74 0.94 0.75 0.86
6 E' 469 447 74.65 1.31 0.75 0.86
6 E' 469 447 74.65 1.31 0.75 0.86
7 E' 175 167 0.12 0.44 0.75 0.86
7 E' 175 167 0.12 0.44 0.75 0.86
8 E" 436 417 0.00 2.22 0.75 0.86
8 E" 436 417 0.00 2.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3731.3 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 3561.5 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 MP2/3-21G
ABC
0.11452 0.09653 0.09653

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.607 0.000
F3 1.392 -0.804 0.000
F4 -1.392 -0.804 0.000
F5 0.000 0.000 1.631
F6 0.000 0.000 -1.631

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.60711.60711.60711.63071.6307
F21.60712.78352.78352.28952.2895
F31.60712.78352.78352.28952.2895
F41.60712.78352.78352.28952.2895
F51.63072.28952.28952.28953.2614
F61.63072.28952.28952.28953.2614

picture of Phosphorus pentafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 120.000 F2 P1 F4 120.000
F2 P1 F5 90.000 F2 P1 F6 90.000
F3 P1 F4 120.000 F3 P1 F5 90.000
F3 P1 F6 90.000 F4 P1 F5 90.000
F4 P1 F6 90.000 F5 P1 F6 180.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability