return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HF/6-311G**

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/6-311G**
 hartrees
Energy at 0K-678.173592
Energy at 298.15K-678.177980
HF Energy-678.173592
Nuclear repulsion energy255.005222
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/6-311G**
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' 2582 2346 43.00      
2 A' 1340 1218 265.73      
3 A' 1314 1194 363.09      
4 A' 1208 1098 21.14      
5 A' 915 831 62.43      
6 A' 823 747 4.79      
7 A' 577 524 3.65      
8 A' 454 413 21.11      
9 A' 310 282 0.77      
10 A" 2580 2344 64.48      
11 A" 1322 1201 248.56      
12 A" 920 836 50.01      
13 A" 577 524 4.94      
14 A" 299 272 1.42      
15 A" 177 161 3.77      

Unscaled Zero Point Vibrational Energy (zpe) 7699.2 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 6994.7 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/6-311G**
ABC
0.18808 0.10334 0.10274

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.379 -0.011 0.000
P2 -1.492 -0.091 0.000
F3 0.867 1.215 0.000
F4 0.867 -0.621 1.065
F5 0.867 -0.621 -1.065
H6 -1.652 0.834 -1.044
H7 -1.652 0.834 1.044

Atom - Atom Distances (Å)
  C1 P2 F3 F4 F5 H6 H7
C11.87251.31961.32081.32082.43522.4352
P21.87252.69612.64152.64151.40401.4040
F31.31962.69612.12302.12302.75322.7532
F41.32082.64152.12302.12993.59302.9094
F51.32082.64152.12302.12992.90943.5930
H62.43521.40402.75323.59302.90942.0872
H72.43521.40402.75322.90943.59302.0872

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 94.937 C1 P2 H7 94.937
P2 C1 F3 114.143 P2 C1 F4 110.429
P2 C1 F5 110.429 F3 C1 F4 107.036
F3 C1 F5 107.036 F4 C1 F5 107.477
H6 P2 H7 96.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.586      
2 P 0.310      
3 F -0.270      
4 F -0.274      
5 F -0.274      
6 H -0.039      
7 H -0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.960 0.802 0.000 2.118
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.058 -2.198 0.000
y -2.198 -36.831 0.000
z 0.000 0.000 -34.829
Traceless
 xyz
x 1.772 -2.198 0.000
y -2.198 -2.388 0.000
z 0.000 0.000 0.615
Polar
3z2-r21.230
x2-y22.773
xy-2.198
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.011 -0.199 0.000
y -0.199 4.347 0.000
z 0.000 0.000 4.824


<r2> (average value of r2) Å2
<r2> 126.342
(<r2>)1/2 11.240