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: B3LYP/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 B3LYP/STO-3G
 hartrees
Energy at 0K-671.342944
Energy at 298.15K-671.345815
HF Energy-671.342944
Nuclear repulsion energy258.918968
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 B3LYP/STO-3G
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' 3421 3053 28.70      
2 A' 1554 1386 2.55      
3 A' 1132 1010 98.43      
4 A' 814 726 74.13      
5 A' 717 640 28.87      
6 A' 498 445 37.93      
7 A' 368 329 26.67      
8 A' 168 150 4.57      
9 A' 117 105 57.65      
10 A" 3591 3204 0.77      
11 A" 1049 936 43.44      
12 A" 861 768 24.83      
13 A" 451 403 9.62      
14 A" 310 277 23.99      
15 A" 235 209 2.54      

Unscaled Zero Point Vibrational Energy (zpe) 7642.9 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 6820.5 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 B3LYP/STO-3G
ABC
0.14303 0.13315 0.10930

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.011 0.146 0.000
C2 -0.519 1.730 0.000
F3 1.506 -0.597 0.000
F4 -0.519 -0.653 1.367
F5 -0.519 -0.653 -1.367
H6 -0.463 2.281 -0.931
H7 -0.463 2.281 0.931

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.66311.68871.66311.66312.37322.3732
C21.66313.08402.74712.74711.08401.0840
F31.68873.08402.44382.44383.60933.6093
F41.66312.74712.44382.73383.72792.9675
F51.66312.74712.44382.73382.96753.7279
H62.37321.08403.60933.72792.96751.8625
H72.37321.08403.60932.96753.72791.8625

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 117.967 P1 C2 H7 117.967
C2 P1 F3 133.887 C2 P1 F4 111.359
C2 P1 F5 111.359 F3 P1 F4 93.622
F3 P1 F5 93.622 F4 P1 F5 110.554
H6 C2 H7 118.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.920      
2 C -0.477      
3 F -0.199      
4 F -0.180      
5 F -0.180      
6 H 0.057      
7 H 0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.686 -0.587 0.000 0.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.087 2.184 0.000
y 2.184 -32.254 0.000
z 0.000 0.000 -29.968
Traceless
 xyz
x -0.976 2.184 0.000
y 2.184 -1.227 0.000
z 0.000 0.000 2.202
Polar
3z2-r24.404
x2-y20.167
xy2.184
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.011 -1.016 0.000
y -1.016 3.981 0.000
z 0.000 0.000 2.668


<r2> (average value of r2) Å2
<r2> 121.870
(<r2>)1/2 11.039