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

using model chemistry: PBEPBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/3-21G*
 hartrees
Energy at 0K-676.276770
Energy at 298.15K-676.280624
HF Energy-676.276770
Nuclear repulsion energy270.984157
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 PBEPBE/3-21G*
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' 3140 2994 13.43      
2 A' 1392 1327 83.13      
3 A' 1187 1132 175.82      
4 A' 943 899 160.85      
5 A' 813 775 42.74      
6 A' 643 613 160.83      
7 A' 448 427 41.22      
8 A' 366 349 27.75      
9 A' 259 247 0.15      
10 A" 3232 3081 3.98      
11 A" 1036 988 168.44      
12 A" 820 782 5.79      
13 A" 434 414 0.32      
14 A" 357 341 11.08      
15 A" 164 156 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 7616.5 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 7262.4 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 PBEPBE/3-21G*
ABC
0.15290 0.14055 0.12650

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.028 0.121 0.000
C2 -0.490 1.669 0.000
F3 1.483 -0.387 0.000
F4 -0.490 -0.710 1.257
F5 -0.490 -0.710 -1.257
H6 -0.583 2.221 -0.935
H7 -0.583 2.221 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61621.59321.57621.57622.36532.3653
C21.61622.84952.69102.69101.09001.0900
F31.59322.84952.36152.36153.45583.4558
F41.57622.69102.36152.51383.66152.9502
F51.57622.69102.36152.51382.95023.6615
H62.36531.09003.45583.66152.95021.8710
H72.36531.09003.45582.95023.66151.8710

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 120.620 P1 C2 H7 120.620
C2 P1 F3 125.211 C2 P1 F4 114.903
C2 P1 F5 114.903 F3 P1 F4 96.334
F3 P1 F5 96.334 F4 P1 F5 105.771
H6 C2 H7 118.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 1.108      
2 C -0.897      
3 F -0.229      
4 F -0.224      
5 F -0.224      
6 H 0.234      
7 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.103 0.308 0.000 0.324
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.707 0.156 0.000
y 0.156 -32.780 0.000
z 0.000 0.000 -32.063
Traceless
 xyz
x -3.286 0.156 0.000
y 0.156 1.104 0.000
z 0.000 0.000 2.181
Polar
3z2-r24.362
x2-y2-2.927
xy0.156
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.911 -0.707 0.000
y -0.707 4.870 0.000
z 0.000 0.000 3.470


<r2> (average value of r2) Å2
<r2> 114.591
(<r2>)1/2 10.705