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All results from a given calculation for CF3PH2 (phosphine, (trifluoromethyl)-)

using model chemistry: TPSSh/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 TPSSh/3-21G
 hartrees
Energy at 0K-676.586486
Energy at 298.15K-676.590335
HF Energy-676.586486
Nuclear repulsion energy245.825655
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/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' 2277 2206 55.81      
2 A' 1207 1169 161.65      
3 A' 1139 1104 47.28      
4 A' 1109 1074 256.79      
5 A' 823 797 38.71      
6 A' 680 659 11.25      
7 A' 476 461 5.46      
8 A' 378 366 8.80      
9 A' 253 245 1.72      
10 A" 2284 2213 73.47      
11 A" 1209 1171 136.17      
12 A" 854 827 44.12      
13 A" 474 459 6.56      
14 A" 249 241 4.04      
15 A" 157 152 6.47      

Unscaled Zero Point Vibrational Energy (zpe) 6783.8 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 6572.2 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/3-21G
ABC
0.17102 0.09723 0.09668

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.394 -0.013 0.000
P2 -1.530 -0.095 0.000
F3 0.886 1.276 0.000
F4 0.886 -0.651 1.119
F5 0.886 -0.651 -1.119
H6 -1.669 0.872 -1.055
H7 -1.669 0.872 1.055

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.92591.37941.37871.37872.48012.4801
P21.92592.77812.72022.72021.43791.4379
F31.37942.77812.22802.22802.79372.7937
F41.37872.72022.22802.23713.68412.9750
F51.37872.72022.22802.23712.97503.6841
H62.48011.43792.79373.68412.97502.1109
H72.48011.43792.79372.97503.68412.1109

picture of phosphine, (trifluoromethyl)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H6 93.875 C1 P2 H7 93.875
P2 C1 F3 113.352 P2 C1 F4 109.695
P2 C1 F5 109.695 F3 C1 F4 107.760
F3 C1 F5 107.760 F4 C1 F5 108.443
H6 P2 H7 94.449
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.489      
2 P 0.261      
3 F -0.272      
4 F -0.270      
5 F -0.270      
6 H 0.031      
7 H 0.031      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.330 1.116 0.000 1.736
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 5.040 -0.276 0.000
y -0.276 4.024 0.000
z 0.000 0.000 4.622


<r2> (average value of r2) Å2
<r2> 133.489
(<r2>)1/2 11.554