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

using model chemistry: MP4=FULL/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP4=FULL/cc-pV(T+d)Z
 hartrees
Energy at 0K-839.955797
Energy at 298.15K 
HF Energy-838.321692
Nuclear repulsion energy408.169641
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 MP4=FULL/cc-pV(T+d)Z
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' 814 814        
2 A1' 657 657        
3 A2" 973 973        
4 A2" 578 578        
5 E' 1034 1034        
5 E' 1034 1034        
6 E' 535 535        
6 E' 535 535        
7 E' 173 173        
7 E' 173 173        
8 E" 514 514        
8 E" 514 514        

Unscaled Zero Point Vibrational Energy (zpe) 3766.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3766.3 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 MP4=FULL/cc-pV(T+d)Z
ABC
0.12476 0.10394 0.10394

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pV(T+d)Z

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.540 0.000
F3 1.333 -0.770 0.000
F4 -1.333 -0.770 0.000
F5 0.000 0.000 1.578
F6 0.000 0.000 -1.578

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.53971.53971.53971.57811.5781
F21.53972.66682.66682.20482.2048
F31.53972.66682.66682.20482.2048
F41.53972.66682.66682.20482.2048
F51.57812.20482.20482.20483.1561
F61.57812.20482.20482.20483.1561

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