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

using model chemistry: MP2/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-84.924760
Energy at 298.15K-84.928023
HF Energy-84.384488
Nuclear repulsion energy95.986511
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/CEP-121G
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' 3138 3062 25.96      
2 A' 1394 1361 9.92      
3 A' 1049 1024 125.40      
4 A' 685 668 230.67      
5 A' 645 629 53.09      
6 A' 605 590 51.68      
7 A' 359 350 40.23      
8 A' 191 186 23.32      
9 A' 146 143 3.33      
10 A" 3294 3215 13.01      
11 A" 976 953 90.44      
12 A" 757 739 84.08      
13 A" 482 471 7.87      
14 A" 296 289 21.26      
15 A" 230 224 1.71      

Unscaled Zero Point Vibrational Energy (zpe) 7122.6 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 6951.6 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/CEP-121G
ABC
0.13499 0.12658 0.10158

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.025 0.168 0.000
C2 -0.519 1.778 0.000
F3 1.546 -0.640 0.000
F4 -0.519 -0.667 1.423
F5 -0.519 -0.667 -1.423
H6 -0.546 2.292 -0.958
H7 -0.546 2.292 0.958

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.68421.76671.72251.72252.38792.3879
C21.68423.17952.82962.82961.08771.0877
F31.76673.17952.50802.50803.72703.7270
F41.72252.82962.50802.84663.79902.9962
F51.72252.82962.50802.84662.99623.7990
H62.38791.08773.72703.79902.99621.9162
H72.38791.08773.72702.99623.79901.9162

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 117.339 P1 C2 H7 117.339
C2 P1 F3 134.239 C2 P1 F4 112.315
C2 P1 F5 112.315 F3 P1 F4 91.899
F3 P1 F5 91.899 F4 P1 F5 111.442
H6 C2 H7 123.490
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability