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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-678.876277
Energy at 298.15K-678.880187
HF Energy-678.105129
Nuclear repulsion energy272.098896
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 MP2/6-31G**
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' 3297 3088 18.23      
2 A' 1440 1349 63.88      
3 A' 1187 1112 206.79      
4 A' 916 858 178.83      
5 A' 822 769 73.04      
6 A' 551 516 90.24      
7 A' 467 437 55.92      
8 A' 370 347 43.16      
9 A' 258 242 0.45      
10 A" 3415 3198 7.46      
11 A" 1021 956 218.72      
12 A" 833 781 0.64      
13 A" 458 429 0.04      
14 A" 366 342 18.01      
15 A" 205 192 0.72      

Unscaled Zero Point Vibrational Energy (zpe) 7802.5 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 7307.0 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 MP2/6-31G**
ABC
0.15486 0.14191 0.12687

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.024 0.124 0.000
C2 -0.494 1.666 0.000
F3 1.473 -0.415 0.000
F4 -0.494 -0.696 1.254
F5 -0.494 -0.696 -1.254
H6 -0.515 2.201 -0.933
H7 -0.515 2.201 0.933

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61261.59031.56971.56972.32992.3299
C21.61262.86312.67382.67381.07561.0756
F31.59032.86312.34932.34933.41513.4151
F41.56972.67382.34932.50733.62952.9149
F51.56972.67382.34932.50732.91493.6295
H62.32991.07563.41513.62952.91491.8653
H72.32991.07563.41512.91493.62951.8653

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 118.794 P1 C2 H7 118.794
C2 P1 F3 126.735 C2 P1 F4 114.318
C2 P1 F5 114.318 F3 P1 F4 96.049
F3 P1 F5 96.049 F4 P1 F5 106.004
H6 C2 H7 120.252
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability