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: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-680.399551
Energy at 298.15K-680.403328
HF Energy-680.399551
Nuclear repulsion energy273.451394
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 TPSSh/cc-pVTZ
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' 3176 3075 11.20      
2 A' 1375 1331 59.03      
3 A' 1139 1103 222.68      
4 A' 871 844 157.51      
5 A' 793 768 84.46      
6 A' 507 490 52.50      
7 A' 460 446 57.80      
8 A' 343 332 43.32      
9 A' 252 244 0.99      
10 A" 3280 3176 5.11      
11 A" 975 944 197.79      
12 A" 806 780 0.04      
13 A" 444 430 0.12      
14 A" 353 342 13.66      
15 A" 192 186 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 7482.7 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 7245.5 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 TPSSh/cc-pVTZ
ABC
0.15705 0.14253 0.12820

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.023 0.120 0.000
C2 -0.493 1.668 0.000
F3 1.464 -0.415 0.000
F4 -0.493 -0.694 1.241
F5 -0.493 -0.694 -1.241
H6 -0.497 2.208 -0.935
H7 -0.497 2.208 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61771.58041.55721.55722.33592.3359
C21.61772.85872.66822.66821.07961.0796
F31.58042.85872.33462.33463.40603.4060
F41.55722.66822.33462.48193.62702.9178
F51.55722.66822.33462.48192.91783.6270
H62.33591.07963.40603.62702.91781.8702
H72.33591.07963.40602.91783.62701.8702

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 118.633 P1 C2 H7 118.633
C2 P1 F3 126.723 C2 P1 F4 114.355
C2 P1 F5 114.355 F3 P1 F4 96.156
F3 P1 F5 96.156 F4 P1 F5 105.675
H6 C2 H7 120.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.935      
2 C -0.554      
3 F -0.224      
4 F -0.205      
5 F -0.205      
6 H 0.126      
7 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.125 0.438 0.000 0.455
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.471 -0.643 0.000
y -0.643 5.953 0.000
z 0.000 0.000 4.493


<r2> (average value of r2) Å2
<r2> 113.310
(<r2>)1/2 10.645