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

using model chemistry: CCSD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCSD/6-31G**
 hartrees
Energy at 0K-839.031877
Energy at 298.15K 
HF Energy-838.047219
Nuclear repulsion energy402.859803
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 CCSD/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 A1' 813 759 0.00      
2 A1' 690 643 0.00      
3 A2" 1029 959 395.14      
4 A2" 558 521 55.43      
5 E' 1057 985 268.30      
5 E' 1057 985 268.30      
6 E' 520 485 46.73      
6 E' 520 485 46.73      
7 E' 183 171 0.10      
7 E' 183 171 0.10      
8 E" 492 459 0.00      
8 E" 492 459 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 3796.1 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 3540.2 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 CCSD/6-31G**
ABC
0.12098 0.10146 0.10146

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.000
F2 0.000 1.564 0.000
F3 1.354 -0.782 0.000
F4 -1.354 -0.782 0.000
F5 0.000 0.000 1.593
F6 0.000 0.000 -1.593

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.56361.56361.56361.59351.5935
F21.56362.70822.70822.23252.2325
F31.56362.70822.70822.23252.2325
F41.56362.70822.70822.23252.2325
F51.59352.23252.23252.23253.1870
F61.59352.23252.23252.23253.1870

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