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All results from a given calculation for C2HF3 (Trifluoroethylene)

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-375.927451
Energy at 298.15K-375.929137
Nuclear repulsion energy 
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 PBEPBE/6-31G(2df,p)
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' 3168 3135 7.62      
2 A' 1780 1762 60.63      
3 A' 1343 1329 110.98      
4 A' 1257 1244 176.18      
5 A' 1169 1157 98.93      
6 A' 923 913 43.97      
7 A' 609 603 2.83      
8 A' 473 468 1.28      
9 A' 216 214 3.17      
10 A" 724 716 26.70      
11 A" 552 547 0.91      
12 A" 299 296 2.13      

Unscaled Zero Point Vibrational Energy (zpe) 6256.0 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 6191.6 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 PBEPBE/6-31G(2df,p)
ABC
0.35094 0.12712 0.09332

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.438 0.000
C2 -0.698 -0.702 0.000
F3 1.317 0.518 0.000
F4 -0.574 1.630 0.000
F5 -0.079 -1.892 0.000
H6 -1.787 -0.722 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6
C11.33661.31991.32332.33082.1305
C21.33662.35642.33521.34121.0894
F31.31992.35642.19402.78563.3434
F41.32332.33522.19403.55632.6460
F52.33081.34122.78563.55632.0707
H62.13051.08943.34342.64602.0707

picture of Trifluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 121.016 C1 C2 H6 122.519
C2 C1 F3 125.001 C2 C1 F4 122.790
F3 C1 F4 112.209 F5 C2 H6 116.465
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.177      
2 C -0.254      
3 F -0.006      
4 F -0.018      
5 F -0.040      
6 H 0.141      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.954 0.209 0.000 0.977
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.889 0.904 0.000
y 0.904 -27.434 0.000
z 0.000 0.000 -25.257
Traceless
 xyz
x 2.457 0.904 0.000
y 0.904 -2.861 0.000
z 0.000 0.000 0.404
Polar
3z2-r20.808
x2-y23.546
xy0.904
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.952 0.550 0.000
y 0.550 4.827 0.000
z 0.000 0.000 2.306


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000