return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for PF6 (Hexafluorophosphate neutral)

using model chemistry: CCSD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at CCSD/cc-pVDZ
 hartrees
Energy at 0K-938.616655
Energy at 298.15K-938.621269
HF Energy-937.352083
Nuclear repulsion energy519.228517
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/cc-pVDZ
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 946 896 310.03      
2 A1 749 709 13.07      
3 A1 625 592 10.25      
4 A1 533 505 98.10      
5 A1 413 391 0.67      
6 A1 289 274 0.17      
7 A2 446 422 0.00      
8 A2 306 290 0.00      
9 B1 1038 983 347.65      
10 B1 515 488 44.34      
11 B1 436 413 2.27      
12 B2 1232 1167 2731.16      
13 B2 762 722 157.13      
14 B2 496 470 20.42      
15 B2 217 205 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 4499.9 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 4262.8 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/cc-pVDZ
ABC
0.08803 0.07879 0.07738

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.167
F2 0.000 1.247 1.152
F3 0.000 -1.247 1.152
F4 1.604 0.000 0.054
F5 -1.604 0.000 0.054
F6 0.000 0.956 -1.345
F7 0.000 -0.956 -1.345

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.58911.58911.60751.60751.78891.7889
F21.58912.49422.30912.30912.51413.3298
F31.58912.49422.30912.30913.32982.5141
F41.60752.30912.30913.20712.33292.3329
F51.60752.30912.30913.20712.33292.3329
F61.78892.51413.32982.33292.33291.9111
F71.78893.32982.51412.33292.33291.9111

picture of Hexafluorophosphate neutral state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 103.407 F2 P1 F4 92.497
F2 P1 F5 92.497 F2 P1 F6 96.010
F2 P1 F7 160.583 F3 P1 F4 92.497
F3 P1 F5 92.497 F3 P1 F6 160.583
F3 P1 F7 96.010 F4 P1 F5 171.939
F4 P1 F6 86.594 F4 P1 F7 86.594
F5 P1 F6 86.594 F5 P1 F7 86.594
F6 P1 F7 64.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability