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

using model chemistry: QCISD(T)/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at QCISD(T)/TZVP
 hartrees
Energy at 0K-938.986419
Energy at 298.15K-938.990788
HF Energy-937.583149
Nuclear repulsion energy524.313810
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 QCISD(T)/TZVP
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 917 884        
2 A1 735 708        
3 A1 569 548        
4 A1 532 513        
5 A1 393 379        
6 A1 291 280        
7 A2 467 450        
8 A2 312 301        
9 B1 1015 978        
10 B1 533 514        
11 B1 452 435        
12 B2 1104 1063        
13 B2 668 643        
14 B2 413 398        
15 B2 145 140        

Unscaled Zero Point Vibrational Energy (zpe) 4273.3 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 4116.0 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 QCISD(T)/TZVP
ABC
0.08985 0.08005 0.07908

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.168
F2 0.000 1.234 1.139
F3 0.000 -1.234 1.139
F4 1.582 0.000 0.056
F5 -1.582 0.000 0.056
F6 0.000 0.955 -1.336
F7 0.000 -0.955 -1.336

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.56961.56961.58611.58611.78191.7819
F21.56962.46732.27962.27962.49023.3040
F31.56962.46732.27962.27963.30402.4902
F41.58612.27962.27963.16422.31392.3139
F51.58612.27962.27963.16422.31392.3139
F61.78192.49023.30402.31392.31391.9110
F71.78193.30402.49022.31392.31391.9110

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 103.617 F2 P1 F4 92.501
F2 P1 F5 92.501 F2 P1 F6 95.765
F2 P1 F7 160.618 F3 P1 F4 92.501
F3 P1 F5 92.501 F3 P1 F6 160.618
F3 P1 F7 95.765 F4 P1 F5 171.907
F4 P1 F6 86.585 F4 P1 F7 86.585
F5 P1 F6 86.585 F5 P1 F7 86.585
F6 P1 F7 64.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability