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

using model chemistry: MP4=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at MP4=FULL/3-21G
 hartrees
Energy at 0K-933.180459
Energy at 298.15K 
HF Energy-932.365467
Nuclear repulsion energy515.300345
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 MP4=FULL/3-21G
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 1651 1616        
2 A1 988 967        
3 A1 769 753        
4 A1 613 600        
5 A1 460 450        
6 A1 250 245        
7 A2 439 430        
8 A2 282 276        
9 B1 1104 1081        
10 B1 464 454        
11 B1 395 386        
12 B2 3739 3660        
13 B2 2437 2385        
14 B2 787 770        
15 B2 412i 403i        

Unscaled Zero Point Vibrational Energy (zpe) 6983.0 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 6835.0 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 MP4=FULL/3-21G
ABC
0.08727 0.07758 0.07560

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.182
F2 0.000 1.275 1.168
F3 0.000 -1.275 1.168
F4 1.618 0.000 0.043
F5 -1.618 0.000 0.043
F6 0.000 0.917 -1.363
F7 0.000 -0.917 -1.363

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.61171.61171.62361.62361.79711.7971
F21.61172.55022.34682.34682.55643.3486
F31.61172.55022.34682.34683.34862.5564
F41.62362.34682.34683.23532.33162.3316
F51.62362.34682.34683.23532.33162.3316
F61.79712.55643.34862.33162.33161.8345
F71.79713.34862.55642.33162.33161.8345

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 104.583 F2 P1 F4 92.999
F2 P1 F5 92.999 F2 P1 F6 97.019
F2 P1 F7 158.398 F3 P1 F4 92.999
F3 P1 F5 92.999 F3 P1 F6 158.398
F3 P1 F7 97.019 F4 P1 F5 170.185
F4 P1 F6 85.781 F4 P1 F7 85.781
F5 P1 F6 85.781 F5 P1 F7 85.781
F6 P1 F7 61.379
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability