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: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-679.770129
Energy at 298.15K-679.773905
HF Energy-679.770129
Nuclear repulsion energy272.113998
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 PBE1PBE/6-31+G**
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' 3225 3081 19.73      
2 A' 1372 1310 80.70      
3 A' 1148 1097 224.86      
4 A' 878 839 188.15      
5 A' 797 761 93.52      
6 A' 528 505 84.58      
7 A' 459 438 54.87      
8 A' 352 336 38.92      
9 A' 250 239 0.79      
10 A" 3339 3190 13.77      
11 A" 981 938 238.02      
12 A" 806 770 0.24      
13 A" 441 421 0.18      
14 A" 354 338 14.37      
15 A" 191 183 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 7560.0 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 7222.1 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 PBE1PBE/6-31+G**
ABC
0.15536 0.14158 0.12686

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.025 0.124 0.000
C2 -0.492 1.672 0.000
F3 1.471 -0.414 0.000
F4 -0.492 -0.699 1.250
F5 -0.492 -0.699 -1.250
H6 -0.528 2.206 -0.940
H7 -0.528 2.206 0.940

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61671.59011.56791.56792.33932.3393
C21.61672.86452.68052.68051.08221.0822
F31.59012.86452.34452.34453.42763.4276
F41.56792.68052.34452.50023.63872.9219
F51.56792.68052.34452.50022.92193.6387
H62.33931.08223.42763.63872.92191.8809
H72.33931.08223.42762.92193.63871.8809

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 118.839 P1 C2 H7 118.839
C2 P1 F3 126.568 C2 P1 F4 114.633
C2 P1 F5 114.633 F3 P1 F4 95.870
F3 P1 F5 95.870 F4 P1 F5 105.749
H6 C2 H7 120.693
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.545      
2 C -0.709      
3 F -0.382      
4 F -0.438      
5 F -0.438      
6 H 0.211      
7 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.020 0.800 0.000 0.800
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.587 0.186 0.000
y 0.186 -33.231 0.000
z 0.000 0.000 -33.358
Traceless
 xyz
x -4.293 0.186 0.000
y 0.186 2.242 0.000
z 0.000 0.000 2.051
Polar
3z2-r24.103
x2-y2-4.357
xy0.186
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.089 -0.587 0.000
y -0.587 6.232 0.000
z 0.000 0.000 4.538


<r2> (average value of r2) Å2
<r2> 114.516
(<r2>)1/2 10.701