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

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-678.899584
Energy at 298.15K-678.903443
HF Energy-678.099821
Nuclear repulsion energy271.371123
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 MP4/6-31G*
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' 3222 3076        
2 A' 1430 1365        
3 A' 1173 1120        
4 A' 904 863        
5 A' 806 770        
6 A' 555 530        
7 A' 462 441        
8 A' 354 338        
9 A' 251 240        
10 A" 3328 3177        
11 A" 1015 969        
12 A" 841 803        
13 A" 459 438        
14 A" 363 346        
15 A" 208 198        

Unscaled Zero Point Vibrational Energy (zpe) 7684.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 7337.1 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 MP4/6-31G*
ABC
0.15477 0.14114 0.12572

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.022 0.125 0.000
C2 -0.496 1.673 0.000
F3 1.473 -0.431 0.000
F4 -0.496 -0.693 1.257
F5 -0.496 -0.693 -1.257
H6 -0.510 2.217 -0.938
H7 -0.510 2.217 0.938

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61891.59491.57291.57292.34362.3436
C21.61892.88162.67942.67941.08411.0841
F31.59492.88162.35052.35053.43813.4381
F41.57292.67942.35052.51353.64492.9278
F51.57292.67942.35052.51352.92783.6449
H62.34361.08413.43813.64492.92781.8752
H72.34361.08413.43812.92783.64491.8752

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 118.907 P1 C2 H7 118.907
C2 P1 F3 127.438 C2 P1 F4 114.158
C2 P1 F5 114.158 F3 P1 F4 95.800
F3 P1 F5 95.800 F4 P1 F5 106.066
H6 C2 H7 119.746
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability