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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-676.690005
Energy at 298.15K-676.693940
HF Energy-676.690005
Nuclear repulsion energy248.592875
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' 2477 2392 34.76      
2 A' 1213 1171 125.64      
3 A' 1152 1112 131.40      
4 A' 1143 1103 147.39      
5 A' 868 838 44.72      
6 A' 692 668 4.87      
7 A' 474 458 4.57      
8 A' 404 390 16.75      
9 A' 255 246 0.57      
10 A" 2478 2393 56.32      
11 A" 1195 1154 125.49      
12 A" 894 864 45.76      
13 A" 475 459 5.18      
14 A" 241 233 3.38      
15 A" 186 179 3.46      

Unscaled Zero Point Vibrational Energy (zpe) 7072.8 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 6830.2 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
0.17114 0.10102 0.10037

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 0.364 -0.000 0.000
P2 -1.486 -0.115 0.000
F3 0.867 1.286 0.000
F4 0.867 -0.641 1.120
F5 0.867 -0.641 -1.120
H6 -1.644 0.839 -1.032
H7 -1.644 0.839 1.032

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.85421.38111.38421.38422.40872.4087
P21.85422.73832.65822.65821.41391.4139
F31.38112.73832.22852.22852.75082.7508
F41.38422.65822.22852.23953.62222.9150
F51.38422.65822.22852.23952.91503.6222
H62.40871.41392.75083.62222.91502.0644
H72.40871.41392.75082.91503.62222.0644

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 93.989 C1 P2 H7 93.989
P2 C1 F3 114.857 P2 C1 F4 109.488
P2 C1 F5 109.488 F3 C1 F4 107.394
F3 C1 F5 107.394 F4 C1 F5 107.991
H6 P2 H7 93.778
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 0.560      
2 P 0.138      
3 F -0.277      
4 F -0.278      
5 F -0.278      
6 H 0.067      
7 H 0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.611 0.863 0.000 1.827
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 4.748 -0.199 0.000
y -0.199 3.990 0.000
z 0.000 0.000 4.474


<r2> (average value of r2) Å2
<r2> 129.815
(<r2>)1/2 11.394