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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-835.571157
Energy at 298.15K 
HF Energy-835.345354
Nuclear repulsion energy391.988556
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 B2PLYP=FULL/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' 770 734 0.00 13.79 0.00 0.00
2 A1' 720 686 0.00 2.92 0.67 0.81
3 A2" 1056 1005 235.58 0.00 0.75 0.86
4 A2" 487 463 69.07 0.00 0.75 0.86
5 E' 1072 1021 170.73 0.98 0.75 0.86
5 E' 1072 1021 170.74 0.98 0.75 0.86
6 E' 451 429 63.46 1.33 0.75 0.86
6 E' 451 429 63.45 1.33 0.75 0.86
7 E' 167 159 0.09 0.45 0.75 0.86
7 E' 167 159 0.09 0.45 0.75 0.86
8 E" 419 399 0.00 2.25 0.75 0.86
8 E" 419 399 0.00 2.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3625.7 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 3451.6 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 B2PLYP=FULL/3-21G
ABC
0.11406 0.09623 0.09623

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/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 1.610 0.000
F3 1.395 -0.805 0.000
F4 -1.395 -0.805 0.000
F5 0.000 0.000 1.633
F6 0.000 0.000 -1.633

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.61031.61031.61031.63261.6326
F21.61032.78912.78912.29312.2931
F31.61032.78912.78912.29312.2931
F41.61032.78912.78912.29312.2931
F51.63262.29312.29312.29313.2653
F61.63262.29312.29312.29313.2653

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
Charges, Dipole, Quadrupole and Polarizability