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

using model chemistry: HF/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 HF/3-21G
 hartrees
Energy at 0K-674.497767
Energy at 298.15K-674.501996
HF Energy-674.497767
Nuclear repulsion energy250.098080
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/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' 2433 2204 41.33      
2 A' 1361 1232 204.07      
3 A' 1282 1161 291.51      
4 A' 1223 1107 53.56      
5 A' 906 820 41.04      
6 A' 761 689 9.94      
7 A' 537 486 10.16      
8 A' 425 385 23.99      
9 A' 291 263 1.87      
10 A" 2422 2194 65.17      
11 A" 1371 1242 166.57      
12 A" 935 846 52.10      
13 A" 534 484 12.04      
14 A" 283 256 3.74      
15 A" 173 156 7.21      

Unscaled Zero Point Vibrational Energy (zpe) 7468.0 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 6763.0 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/3-21G
ABC
0.17881 0.10010 0.09946

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.387 -0.017 0.000
P2 -1.510 -0.082 0.000
F3 0.877 1.243 0.000
F4 0.877 -0.641 1.093
F5 0.877 -0.641 -1.093
H6 -1.677 0.844 -1.060
H7 -1.677 0.844 1.060

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.89901.35211.35081.35082.47572.4757
P21.89902.73102.68502.68501.41801.4180
F31.35212.73102.17842.17842.79462.7946
F41.35082.68502.17842.18663.65652.9551
F51.35082.68502.17842.18662.95513.6565
H62.47571.41802.79463.65652.95512.1209
H72.47571.41802.79462.95513.65652.1209

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 95.456 C1 P2 H7 95.456
P2 C1 F3 113.214 P2 C1 F4 110.279
P2 C1 F5 110.279 F3 C1 F4 107.407
F3 C1 F5 107.407 F4 C1 F5 108.065
H6 P2 H7 96.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.752      
2 P 0.420      
3 F -0.390      
4 F -0.388      
5 F -0.388      
6 H -0.003      
7 H -0.003      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.111 1.107 0.000 2.384
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.767 -2.731 0.000
y -2.731 -37.644 0.000
z 0.000 0.000 -35.591
Traceless
 xyz
x 1.850 -2.731 0.000
y -2.731 -2.465 0.000
z 0.000 0.000 0.614
Polar
3z2-r21.228
x2-y22.877
xy-2.731
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.431 -0.389 0.000
y -0.389 3.601 0.000
z 0.000 0.000 4.401


<r2> (average value of r2) Å2
<r2> 130.615
(<r2>)1/2 11.429