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All results from a given calculation for PF3CH2 (phosphorane, trifluoromethylene-)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-678.862598
Energy at 298.15K-678.866546
HF Energy-678.101843
Nuclear repulsion energy273.081522
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 MP3/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3265 3065 15.66      
2 A' 1448 1359 76.44      
3 A' 1197 1123 216.15      
4 A' 930 873 185.56      
5 A' 837 786 75.56      
6 A' 565 530 102.03      
7 A' 477 447 59.53      
8 A' 374 351 44.57      
9 A' 261 245 0.53      
10 A" 3370 3163 6.35      
11 A" 1037 973 229.81      
12 A" 850 798 0.67      
13 A" 464 435 0.00      
14 A" 373 350 18.63      
15 A" 204 191 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 7825.4 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 7344.9 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 MP3/6-31G*
ABC
0.15667 0.14265 0.12758

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.023 0.124 0.000
C2 -0.491 1.666 0.000
F3 1.464 -0.418 0.000
F4 -0.491 -0.695 1.246
F5 -0.491 -0.695 -1.246
H6 -0.524 2.206 -0.935
H7 -0.524 2.206 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61061.58291.56291.56292.33672.3367
C21.61062.85682.66922.66921.08061.0806
F31.58292.85682.33452.33453.42253.4225
F41.56292.66922.33452.49263.62982.9180
F51.56292.66922.33452.49262.91803.6298
H62.33671.08063.42253.62982.91801.8699
H72.33671.08063.42252.91803.62981.8699

picture of phosphorane, trifluoromethylene- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H6 119.203 P1 C2 H7 119.203
C2 P1 F3 126.906 C2 P1 F4 114.503
C2 P1 F5 114.503 F3 P1 F4 95.820
F3 P1 F5 95.820 F4 P1 F5 105.772
H6 C2 H7 119.817
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability