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

using model chemistry: MP2=FULL/STO-3G

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=FULL/STO-3G
 hartrees
Energy at 0K-669.578200
Energy at 298.15K-669.581486
HF Energy-669.428234
Nuclear repulsion energy260.948368
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=FULL/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3376 3001 16.98      
2 A' 1688 1501 0.02      
3 A' 1111 987 44.42      
4 A' 871 774 35.37      
5 A' 751 668 101.12      
6 A' 591 526 80.82      
7 A' 402 357 22.76      
8 A' 248 221 29.73      
9 A' 187 166 17.76      
10 A" 3528 3136 4.18      
11 A" 1158 1029 14.71      
12 A" 940 835 29.08      
13 A" 443 393 15.13      
14 A" 299 266 32.17      
15 A" 272 241 8.38      

Unscaled Zero Point Vibrational Energy (zpe) 7932.1 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 7050.9 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 MP2=FULL/STO-3G
ABC
0.15469 0.12966 0.11012

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.057 -0.163 0.000
C2 1.552 -1.013 0.000
F3 -1.608 -0.343 0.000
F4 0.057 0.827 1.302
F5 0.057 0.827 -1.302
H6 1.641 -1.638 -0.904
H7 1.641 -1.638 0.904

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.71951.67461.63521.63522.34572.3457
C21.71953.22972.70442.70441.10221.1022
F31.67463.22972.41552.41553.61253.6125
F41.63522.70442.41552.60323.66722.9570
F51.63522.70442.41552.60322.95703.6672
H62.34571.10223.61253.66722.95701.8071
H72.34571.10223.61252.95703.66721.8071

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 110.551 P1 C2 H7 110.551
C2 P1 F3 144.190 C2 P1 F4 107.418
C2 P1 F5 107.418 F3 P1 F4 93.731
F3 P1 F5 93.731 F4 P1 F5 105.498
H6 C2 H7 110.128
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability