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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-938.540988
Energy at 298.15K-938.545621
HF Energy-937.355770
Nuclear repulsion energy522.696103
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 MP2/6-31+G**
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 912 858 355.93      
2 A1 755 711 15.36      
3 A1 649 611 0.01      
4 A1 527 496 108.99      
5 A1 417 392 2.06      
6 A1 286 269 0.05      
7 A2 451 424 0.00      
8 A2 306 288 0.00      
9 B1 992 933 394.56      
10 B1 512 481 41.15      
11 B1 441 415 2.82      
12 B2 5827 5481 2211141.00      
13 B2 832 783 14.02      
14 B2 495 465 19.42      
15 B2 209 196 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6805.8 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 6401.5 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 MP2/6-31+G**
ABC
0.08948 0.07978 0.07818

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.174
F2 0.000 1.246 1.144
F3 0.000 -1.246 1.144
F4 1.592 0.000 0.053
F5 -1.592 0.000 0.053
F6 0.000 0.932 -1.343
F7 0.000 -0.932 -1.343

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.57891.57891.59701.59701.78071.7807
F21.57892.49222.29732.29732.50643.3060
F31.57892.49222.29732.29733.30602.5064
F41.59702.29732.29733.18492.31402.3140
F51.59702.29732.29733.18492.31402.3140
F61.78072.50643.30602.31402.31401.8650
F71.78073.30602.50642.31402.31401.8650

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 104.221 F2 P1 F4 92.664
F2 P1 F5 92.664 F2 P1 F6 96.311
F2 P1 F7 159.468 F3 P1 F4 92.664
F3 P1 F5 92.664 F3 P1 F6 159.468
F3 P1 F7 96.311 F4 P1 F5 171.321
F4 P1 F6 86.304 F4 P1 F7 86.304
F5 P1 F6 86.304 F5 P1 F7 86.304
F6 P1 F7 63.158
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability