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All results from a given calculation for C2HF3 (Trifluoroethylene)

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-369.448676
Energy at 298.15K-369.450380
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 HF/STO-3G
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' 3701 3022 34.44      
2 A' 2094 1710 21.28      
3 A' 1664 1359 42.19      
4 A' 1510 1233 65.04      
5 A' 1351 1103 19.52      
6 A' 1044 853 18.63      
7 A' 657 536 2.71      
8 A' 481 393 2.98      
9 A' 227 186 2.41      
10 A" 953 778 11.16      
11 A" 616 503 5.41      
12 A" 335 274 3.94      

Unscaled Zero Point Vibrational Energy (zpe) 7316.8 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 5974.2 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 HF/STO-3G
ABC
0.34006 0.12401 0.09087

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.434 0.000
C2 -0.700 -0.692 0.000
F3 1.349 0.506 0.000
F4 -0.570 1.659 0.000
F5 -0.114 -1.918 0.000
H6 -1.787 -0.671 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6
C11.32621.35081.35132.35472.1010
C21.32622.37332.35521.35841.0871
F31.35082.37332.23902.83073.3492
F41.35132.35522.23903.60612.6289
F52.35471.35842.83073.60612.0865
H62.10101.08713.34922.62892.0865

picture of Trifluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 122.589 C1 C2 H6 120.731
C2 C1 F3 124.887 C2 C1 F4 123.198
F3 C1 F4 111.915 F5 C2 H6 116.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.253      
2 C 0.016      
3 F -0.118      
4 F -0.121      
5 F -0.116      
6 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.881 0.122 0.000 0.890
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.497 0.748 0.000
y 0.748 -25.642 0.000
z 0.000 0.000 -22.414
Traceless
 xyz
x 1.531 0.748 0.000
y 0.748 -3.187 0.000
z 0.000 0.000 1.656
Polar
3z2-r23.311
x2-y23.146
xy0.748
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.208 0.538 0.000
y 0.538 3.072 0.000
z 0.000 0.000 0.368


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