return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP3=FULL/TZVP

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=FULL/TZVP
 hartrees
Energy at 0K-679.233153
Energy at 298.15K-679.237087
HF Energy-678.251993
Nuclear repulsion energy273.904560
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=FULL/TZVP
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' 3251 3036 13.60      
2 A' 1412 1318 66.93      
3 A' 1164 1086 264.14      
4 A' 900 840 187.71      
5 A' 824 769 97.34      
6 A' 531 496 75.38      
7 A' 484 452 73.64      
8 A' 367 342 46.08      
9 A' 257 240 1.31      
10 A" 3366 3143 6.35      
11 A" 1004 937 243.07      
12 A" 832 776 0.00      
13 A" 462 431 0.08      
14 A" 366 342 23.77      
15 A" 212 198 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 7715.0 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 7203.5 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 MP3=FULL/TZVP
ABC
0.15839 0.14268 0.12842

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.019 0.125 0.000
C2 -0.495 1.671 0.000
F3 1.457 -0.428 0.000
F4 -0.495 -0.692 1.236
F5 -0.495 -0.692 -1.236
H6 -0.475 2.205 -0.933
H7 -0.475 2.205 0.933

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61711.57651.55631.55632.32442.3244
C21.61712.86632.66672.66671.07551.0755
F31.57652.86632.32552.32553.39633.3963
F41.55632.66672.32552.47143.61922.9129
F51.55632.66672.32552.47142.91293.6192
H62.32441.07553.39633.61922.91291.8668
H72.32441.07553.39632.91293.61921.8668

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 117.965 P1 C2 H7 117.965
C2 P1 F3 127.662 C2 P1 F4 114.338
C2 P1 F5 114.338 F3 P1 F4 95.853
F3 P1 F5 95.853 F4 P1 F5 105.122
H6 C2 H7 120.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability