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: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-678.209067
Energy at 298.15K-678.213256
HF Energy-678.209067
Nuclear repulsion energy278.010344
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 HF/6-311G**
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' 3318 3014 13.69      
2 A' 1499 1362 90.93      
3 A' 1222 1110 323.05      
4 A' 961 873 237.23      
5 A' 884 803 88.16      
6 A' 609 553 128.98      
7 A' 516 469 80.44      
8 A' 425 386 49.28      
9 A' 293 267 0.88      
10 A" 3423 3110 5.69      
11 A" 1060 963 286.91      
12 A" 875 795 1.36      
13 A" 477 434 2.47      
14 A" 397 361 23.74      
15 A" 193 175 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 8076.3 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 7337.3 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 HF/6-311G**
ABC
0.16199 0.14637 0.13348

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.022 0.116 0.000
C2 -0.482 1.646 0.000
F3 1.444 -0.379 0.000
F4 -0.482 -0.697 1.212
F5 -0.482 -0.697 -1.212
H6 -0.542 2.177 -0.929
H7 -0.542 2.177 0.929

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.59771.54801.53041.53042.32002.3200
C21.59772.79512.63802.63801.07191.0719
F31.54802.79512.29852.29853.36793.3679
F41.53042.63802.29852.42483.58492.8889
F51.53042.63802.29852.42482.88893.5849
H62.32001.07193.36793.58492.88891.8581
H72.32001.07193.36792.88893.58491.8581

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 119.385 P1 C2 H7 119.385
C2 P1 F3 125.375 C2 P1 F4 114.970
C2 P1 F5 114.970 F3 P1 F4 96.600
F3 P1 F5 96.600 F4 P1 F5 104.785
H6 C2 H7 120.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.693      
2 C -0.819      
3 F -0.410      
4 F -0.398      
5 F -0.398      
6 H 0.166      
7 H 0.166      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.056 0.551 0.000 0.554
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.667 0.391 0.000
y 0.391 -34.471 0.000
z 0.000 0.000 -33.642
Traceless
 xyz
x -3.611 0.391 0.000
y 0.391 1.184 0.000
z 0.000 0.000 2.427
Polar
3z2-r24.854
x2-y2-3.196
xy0.391
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.406 -0.562 0.000
y -0.562 4.708 0.000
z 0.000 0.000 3.419


<r2> (average value of r2) Å2
<r2> 111.137
(<r2>)1/2 10.542