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

using model chemistry: CCSD(T)/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(T)/6-31G*
 hartrees
Energy at 0K-839.051751
Energy at 298.15K 
HF Energy-838.046345
Nuclear repulsion energy402.016703
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(T)/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' 802 772        
2 A1' 685 659        
3 A2" 1022 983        
4 A2" 553 532        
5 E' 1046 1006        
5 E' 1046 1006        
6 E' 514 495        
6 E' 514 495        
7 E' 181 174        
7 E' 181 174        
8 E" 487 468        
8 E" 487 468        

Unscaled Zero Point Vibrational Energy (zpe) 3757.9 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 3615.5 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 CCSD(T)/6-31G*
ABC
0.12040 0.10107 0.10107

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/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 1.567 0.000
F3 1.357 -0.784 0.000
F4 -1.357 -0.784 0.000
F5 0.000 0.000 1.596
F6 0.000 0.000 -1.596

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6
P11.56741.56741.56741.59601.5960
F21.56742.71472.71472.23692.2369
F31.56742.71472.71472.23692.2369
F41.56742.71472.71472.23692.2369
F51.59602.23692.23692.23693.1920
F61.59602.23692.23692.23693.1920

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