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

using model chemistry: HF/CEP-31G*

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/CEP-31G*
 hartrees
Energy at 0K-84.597899
Energy at 298.15K-84.602203
HF Energy-84.597899
Nuclear repulsion energy108.939506
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/CEP-31G*
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' 2567 2305 53.56      
2 A' 1334 1198 264.87      
3 A' 1314 1180 356.47      
4 A' 1203 1081 15.78      
5 A' 914 821 57.64      
6 A' 814 731 4.38      
7 A' 567 509 4.18      
8 A' 448 403 22.09      
9 A' 304 273 1.19      
10 A" 2580 2317 91.04      
11 A" 1326 1191 256.53      
12 A" 923 828 51.30      
13 A" 567 510 5.32      
14 A" 291 262 2.21      
15 A" 171 153 7.88      

Unscaled Zero Point Vibrational Energy (zpe) 7661.6 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 6880.1 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/CEP-31G*
ABC
0.18522 0.10125 0.10070

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.382 -0.015 0.000
P2 -1.510 -0.088 0.000
F3 0.876 1.222 0.000
F4 0.876 -0.628 1.073
F5 0.876 -0.628 -1.073
H6 -1.653 0.857 -1.047
H7 -1.653 0.857 1.047

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.89291.33181.33151.33152.44892.4489
P21.89292.72182.67162.67161.41771.4177
F31.33182.72182.13892.13892.76172.7617
F41.33152.67162.13892.14633.61942.9335
F51.33152.67162.13892.14632.93353.6194
H62.44891.41772.76173.61942.93352.0941
H72.44891.41772.76172.93353.61942.0941

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 94.317 C1 P2 H7 94.317
P2 C1 F3 114.009 P2 C1 F4 110.696
P2 C1 F5 110.696 F3 C1 F4 106.857
F3 C1 F5 106.857 F4 C1 F5 107.408
H6 P2 H7 95.222
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.484      
2 P -0.036      
3 F -0.195      
4 F -0.196      
5 F -0.196      
6 H 0.070      
7 H 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.101 1.087 0.000 2.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.235 -2.667 0.000
y -2.667 -35.572 0.000
z 0.000 0.000 -33.646
Traceless
 xyz
x 1.374 -2.667 0.000
y -2.667 -2.132 0.000
z 0.000 0.000 0.758
Polar
3z2-r21.516
x2-y22.337
xy-2.667
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.349 -0.183 0.000
y -0.183 3.996 0.000
z 0.000 0.000 4.620


<r2> (average value of r2) Å2
<r2> 90.705
(<r2>)1/2 9.524