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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-84.430272
Energy at 298.15K-84.434362
HF Energy-84.430272
Nuclear repulsion energy105.979695
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' 2444 2203 73.43      
2 A' 1239 1117 201.19      
3 A' 1231 1109 276.35      
4 A' 1165 1050 52.07      
5 A' 890 802 61.36      
6 A' 736 664 2.93      
7 A' 519 468 7.94      
8 A' 420 379 36.87      
9 A' 287 258 2.21      
10 A" 2475 2231 113.49      
11 A" 1238 1116 198.22      
12 A" 902 813 68.74      
13 A" 517 466 10.15      
14 A" 280 253 3.15      
15 A" 148 134 15.03      

Unscaled Zero Point Vibrational Energy (zpe) 7245.5 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 6531.1 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
0.17492 0.09639 0.09580

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 0.376 -0.021 0.000
P2 -1.545 -0.081 0.000
F3 0.899 1.256 0.000
F4 0.899 -0.649 1.105
F5 0.899 -0.649 -1.105
H6 -1.684 0.860 -1.071
H7 -1.684 0.860 1.071

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.92181.38031.37461.37462.48352.4835
P21.92182.78592.74212.74211.43211.4321
F31.38032.78592.20252.20252.82472.8247
F41.37462.74212.20252.21053.69972.9922
F51.37462.74212.20252.21052.99223.6997
H62.48351.43212.82473.69972.99222.1418
H72.48351.43212.82472.99223.69972.1418

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 94.415 C1 P2 H7 94.415
P2 C1 F3 114.053 P2 C1 F4 111.494
P2 C1 F5 111.494 F3 C1 F4 106.157
F3 C1 F5 106.157 F4 C1 F5 107.033
H6 P2 H7 96.799
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 0.276      
2 P 0.432      
3 F -0.225      
4 F -0.219      
5 F -0.219      
6 H -0.023      
7 H -0.023      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.117 1.457 0.000 3.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.083 -3.385 0.000
y -3.385 -37.769 0.000
z 0.000 0.000 -35.641
Traceless
 xyz
x 2.622 -3.385 0.000
y -3.385 -2.907 0.000
z 0.000 0.000 0.285
Polar
3z2-r20.570
x2-y23.686
xy-3.385
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.128 -0.310 0.000
y -0.310 3.718 0.000
z 0.000 0.000 4.622


<r2> (average value of r2) Å2
<r2> 95.389
(<r2>)1/2 9.767